Correspondence of Julius Jung, with a number of organisations and individuals on Jewish refugees, issues affecting the Jewish community in Great Britain and the situation of German Jewish students and academics in Germany, 1931-1944.

Papers of Selig Hecht, 1933, consist of two letters written by Selig Hecht, on a visit to Europe. The first, a letter to a colleague back home, outlines the problems facing Jewish academics in Nazi Germany, and introduces the second which is a much more detailed picture of the privations suffered by Jewish academics and also the indifference of the non-Jewish population, and the culmination of a latent antisemitism in the profession that had long pre-dated the Nazi seizure of power. The latter is addressed to Alfred Cohen. Others mentioned include Willstaetter, Fajans, and Alfred Wiener in his role as Syndikus or Director of the Organisation Centralverein deutscher Staatsbuerger Juedischen Glaubens.

Papers of Dr Richard Michels, 1889-1969, comprise correspondence and journals of Richard Michels, mostly whilst on board a variety of ships in his capacity as ship's doctor c 1900; some photographs; and typescript accounts of Kempen, Posen by a relative on his wife's side of the family.

Responses to a questionnaire by Paul Plaut, designed as research for Die Psychologie der produktiven Persönlichkeit, from prominent scientists and artists in Germany and Austria on their views about science and creativity. There are some interesting responses from outside the German speaking countries (Miguel de Unamuno, John Galsworthy), but the bulk of the contributions represent the views of German-speaking academics and artists. Responses to the scientific questionnaire include Albert Einstein, Fritz Haber and Erwin Finlay Freundlich as well as lay figures such as Gustav Radbrüch and Wilhelm Hellpach. Communications from writers range from letters by Heinrich and Franziska Mann to a postcard from Elsa Laska-Schüler. Architects write about their work and new ideas (Erich Mendelsohn) and some of the painters give insights into their creative development, notably Wassily Kandinsky, Otto Dix and Max Pechstein.

Papers of I G Farben, 1956-1957, relate to the company's use of slave labour and comprise a copy of a letter from I G Farben denying that Salomon Freimann worked for them whilst a concentration camp inmate and a copy of an agreement between I G Farben and the Conference of Jewish Material Claims against Germany, concerning claims arising out of the employment of Jewish concentration camp prisoners in their factories in the region of Auschwitz.

Letter from John Burn of Orton, [Westmorland] to Thomas Cadell [the elder] Esq, 'bookseller, Strand, London', 26 Mar 1792. 'I have by the coach this day sent you Barry's Justice [i.e. E Barry Present practice of a justice of the peace (1790)] & in the margin have marked the vs & pages in our Justice [i.e. R Burn The justice of the peace and parish officer (1755 and many susbequent editions)] from which he has copied. I may safely say there is not one hundred pages, put the whole together of his 4 volumes, which is not copied from my father...'.

Autograph, with signature. Franked: 'Appleby'[-in-Westmorland].

3 letters from John Thomas Graves of 29 Grosvenor Place, Cheltenham to Augustus De Morgan, 28 Jan, 4 Feb and 4 Jun 1853. Relating to the works of Simon Stevin and other mathematical literature.

Autograph, with signature.

Letter from Thomas Hay Sweet Escott of 33 Sackville Road, Hove, Brighton, [Sussex] to John Collins Francis, 1 Apr 1916. Mentioning several writers for the Standard: 'During all my Standard time Alfred Austin the Poet Laureate was one of the chief writers. After my time I believe that Sidney Low, formerly under [Frederick] Greenwood of the Pall Mall, a certain [Samuel Henry] Jeyes and a certain Richardson Evans were considered important writers ...'.

Autograph, with signature.

(i) Letters to Sir Graham Eden Hamond and Lady Hamond, 1850-1865. Mainly concerning references and testimonials for domestic servants, either formerly employed in or potentially to be engaged by the Hamond household. Including 1 receipt for £6 wages and a letter mentioning the 1852 general election.

(ii) Letter from Charles Scovell of Bembridge, Isle of Wight, to Mr Escount, 16 Feb 1865. Relating to the business affairs of Sir Andrew Hamond [Sir Graham Hamond's son and successor as baronet].

Letter from Thomas Dares to Mr Darmer, 7 May [1670]. Discussing employing a servant: 'Syr being destitute at this time of a servant your man made meanes yt I would intertaine him, wch (if it shall neither unfurnishe you and that upon your commendation I may have him [?...], I shall be willing therunto ... therfore unlesse it be yt he were to goe from you and you not to be unprovided youre slefe, and likewise yt by your paritcular letter ... I may asssure my slefe of an orderly servant free from excesse of drinking and disorder, I shall be unwilling to intertaine him, besides I am in want of one presently by reason yt I knew not of ye so soudaine departure of my owne man ...'.

Autograph, with signature. The hand suggests that a date of c1670 is plausible.

Letter from N Geary of Fareham, [Hampshire] to Mr Gunner, Waltham, Hampshire, 14 Jan 1815. Asking Gunner to remind the magistrates of the Droxford Bench that they were to inspect the public roads over the Forest of Bere, which Geary had made 'remarkably good'; but since 'the whole of the public money is expended, and the roads are getting bad', he asks the magistrates either to discharge him, or give 'assistance and support without which it will be impossible for me to proceed without much injury to the parishes, and disgrace to myself ...'.

Autograph, with signature. Some pencilled queries in another hand appear on the dorse, e.g. 'Does it lega[ll]y come before us?'

3 letters from Mrs Bentham of Ryde, [Isle of Wight], 3 letters to Richard Wilson, Esq, of 47 Lincoln's Inn Fields, London, 1816-1818. Enquiring about payments of money to her as she has very little, and her rheumatism is the cause of heavy expenditure on doctors' bills; the doctor had charged 10s 6d a visit and had advised her to move to Bath rather than risk another winter on the Isle of Wight. She had received a quarterly payment of £25 from a Charles Bacon, withdrawn for the year 1817-1818. Enquiring about payment from Mr Bentham [?her husband], to be arranged through Sir James Graham, and about money owing to her from 3 shilling stock, for which she has apparently waited 10 years. Autograph, with signature.

Letter from Dorothea Watson of Middleton Tyas, Yorkshire to an unknown female recipient, 24 Sep 1688. Has heard from Mrs Watson of Danby Wiske, [North Riding of Yorkshire], that a servant (a niece of Mrs Watson) was leaving the recipient's service at Martinmas (11 November); asks her 'to answer the queries on the [o]ther side ... and were Master and Mistresses to [be] upon honor, in their character of servants, there woud [so] on be an end of all complaints of bad ones'. Autograph, with signature. Some traces of the questions from the dorse are visible in reverse on the face of the letter.

Letter from Richard Smith of 'Bordeaux River', [France] to Seth Barton, merchant, Baltimore, [USA], 1794. Giving the terms of a charter party between James Swan and Co and Thomas Harris, on the London Packet (c 260 tons), which was to take on a cargo of wines and brandy at Bordeaux, to carry to Baltimore; discussing expenses and asks Barton to take out £400 insurance for him.

Autograph, with signature.

(1) Letter from William Manning of 14 New Street, Spring Gardens, [Westminster] to Thomas Tyrell, Esq, 29 Nov 1800. Concerning proposals for the regulation of a new coal market. Asking whether Tyrell sees any difficulty in it being managed by the Lord Mayor of London and whether the Corporation interferes with any market in the City. The building in Mark Lane is open to all on market days, but the Coal Exchange is open to subscribers only; the first buyers do not exceed about one hundred.

(2) Letter from William Manning of Totteridge, Hertfordshire to Thomas Tyrell, Esq, 4 Apr 1801. Discussing the fees to be incurred in passing the Coal Bill through the two Houses of Parliament [ordered Mar 1801; order for second reading discharged 12 May 1801], and the means of paying them. Asks Tyrell to show the letter to Mr Stracey, 19 Fludyer Street, and to confer with him about it.

Both letters are autograph, with signatures, and headed 'private'.

Letter from William Ward Jackson of Normanby, [North Riding of Yorkshire] to George Brigham, near Hutton, Rudby, [North Riding of Yorkshire], 20 Mar 1822. Describing how a servant of Jackson's had been killed 'by an accident from a horse' that day and an early inquest is desired. Asks Brigham to tell the bearer of the letter what time he will arrive.

Autograph, with signature.

Letter from James Jardine of Hanover Street, [Edinburgh] to Robert Stephenson, Esq, civil engineer of Baxter Place, [Edinburgh], 25 Jun 1825. Replying to a note from Stephenson, agreeing to meet at 10 o'clock on Monday at Stockbridge on Lord Moray's ground; reminding Stephenson to give notices to the agents, and have the plan with the levels marked, ready to be inspected on the spot.

Autograph, with signature.

Letter from Sir Charles Cockerill of Sezincote, Gloucestershire to [Messrs Thwaites and Reed, clockmakers], 28 Jan [1800-1850]. In reply to their letter of 27 Jan, Cockerell 'will send to the clock maker at Stow[-on-the-Wold] to examine the clock with his own clerk of the works and to oil them, as suggested. The result of which shall be communicated to T. and R.'

Autograph, with signature.

Letter from Lady Quentin of Kew, [Surrey] to Mr Emanuel, [jeweller] of Bevis Marks, St Mary Axe, London, 27 Apr 1833. Stating that the payment of his account will have to be further postponed, as she has been disappointed in her expectations of receiving a large sum of money. Encloses a draft for £20 [missing] and requests a receipt.

Autograph, unsigned.

Letter from John Taylor of London to Richard Taylor, Esq [probably the writer's son or brother], 5 Jul 1837. 'The bearers Messrs. [Gabriel] Daubrée and Sentis have studied at the Ecole des Mines at Paris and are strongly recommended by Messrs. [François] Arago and Combes. I have furnished them with introductions to some of our agents, but if you will give them further advice and assistance in Cornwall I shall be obliged to you.'

Autograph, with signature.

Letter from Walter Francis Montagu-Douglas-Scott to Messrs Chubb, 25 May 1857. Asking the firm to make 6 locks for miniature frames, exactly similar to those they made for him previously, and to send them to Mr Scott of Messrs Colnaghi.

Autograph, with signature.

Letter from Sir Thomas Bazley of Eyford Park, Stow-on-the-Wold, [Gloucestershire] to C Manley, Esq, 13 May 1871. Thanking him for a 'further communication'. Bazley has come to Eyford Park for a few days to be among some workmen who are 'defining' his water stream. Hopes to meet Mr Buckland when he returns to town. Autograph, with signature. Headed with a crest and the motto 'Finem respice'.

Letter from Thoomas Algernon Dorien-Smith of Tresco Abbey, Isles of Scilly, Cornwall to James Hooper, 28 Dec [1883-1884]. Intending to send flowers by the next mail. Discussing the demerits of the parcel post for the flower trade's deliveries. The islands are suitable for growing flowers, espcially narcissi, but strong winds prevent fruit-growing.

Autograph, with signature.

Letter from A Offley, c 1790. No address. To Mrs Walker. Supplies a character reference for a servant, Mrs Stent, who had among her recommendations that she 'stayd with ye dificall lady Manchester [Elizabeth Montagu, Duchess of Manchester] longer than most of her sarvents do but as to her [Mrs Stent's] temper it is warm and pashonat and she cant allways commande it ...'.

Autograph, with signature.

Letter from Peter Stephen DuPonceau of Phildelphia, [Pennsylvania] to J Vaughan, Esq, 19 Nov 1831. Asking him 'to send the enclosed [a copy of An Historical Review of the ... Silk Culture, Manufacture and Trade, etc (1831)] to your excellent nephew'.

Autograph, with signature.

Letter from John Wood to Richard Oastler via the Post Office, Leeds, Yorkshire [redirected from Foxley Hall, Huddersfield], Nov 1830. 'I send you this as proof of the general disposition to meet the question. The signatures annexed include almost every Bradford Spinner ...'.

Autograph, with signature. Written on the dorse of a poster advertising a meeting of Bradford worsted spinners on 22 Nov 1830, with the aim of improving working conditions; the poster is folded in half, with the direction and postmarks on one leaf and the content of the letter on the other.

Letter from Wililam Wallace to Rev George Peacock, Dean of Ely, [1833]. Describing Wallace's part in the introduction of foreign mathematical notation to England and 'the Reformation .... the the Mathematical science in Britain'.

Autograph, with signature. Headed 'First Copy'. Inscribed in another hand: 'Found among Mr Thomas Galloway's papers'.

Letter from Robert Rawson of 84 Great Ducie Street, Manchester to Augustus De Morgan, [1845]. Covering note accompanying copies of a pamphlet On the summation of series ..., read before the Literary and Philosophical Society of Manchester on 12 Nov 1844. Describing his experiences working as a child coal miner. Proposes 'a new ... chymical theory'.

Autograph, with signature.

Letter from Matthew Collins of 40 Upper Pitt Street, Liverpool to Augustus De Morgan, 8 Apr 1853. Covering note, enclosing a pamphlet, On Clairaut's theorem ... (1853).

Autograph, with signature. A note in De Morgan's hand states that the content of the pamphlet, published in the Cambridge and Dublin Mathematical Journal, new series vol IX (1854), were plagiarized from a lecture given by Mr James MacCullagh in 1846.

Letter from Joseph Gouge Greenwood of Owens College, Manchester to Augustus De Morgan, 1 Aug 1860. Thanking him for recommending Robert Bellamy Clifton for the professorship of Natural Philosophy at Owens College. '... I look forward to the gain of a very agreable [sic], as well as a very efficient Colleague in him.'

Autograph, with signature.

Letter from Leonard Horner of University Chambers to Augustus De Morgan, 25 Feb 1828. Enclosing a letter appointing a Professor of Mathematics in the University of London.

Autograph, with signature.

Letter from John Stuart Mill of India House, [London] to an unidentified publisher, 30 Mar 1844. Referring to the publication of Essays on some Unsettled Questions of Political Economy.

Autograph, with signature.

Letter from Jean Joseph Louis Blanc of London, 10 Apr 1864. Asking for advice on behalf of a workman named Chatelier, who 'desire proposer dans un meeting d'ouvriers â un plan d'association destine, croit-il, a ameliorer la condition de la classe ouvriere.' Autograph, with signature.

Manuscript volume containing 'An essay on the causes and cure of a redundant agricultural population', written in Glasgow, 1832-1833. Inscribed by Herbert Somerton Foxwell as written 'By a boy under 16 years of age'.

Manuscript letter, dated 22 February, 1643, containing an Order of the Committee of Revenue to Thomas Fauconbridge, Receiver of Crown Revenues, to pay 'the poore Pewterers or Hammer men' of London the sum of £100, due to them by virtue of an Act of Parliament. The letter is signed by members of the Committee for Revenue, including Sir Henry Vane, Sir Henry Mildmay, Francis Rous, William Ashhurst, Thomas Hoyle and Dennis Bond. With a receipt dated 27 February 1643, bearing 56 signatures or marks and the signature of Robert Leeson, Warden of the Worshipful Company of Pewteres.

Manuscript volume of accounts lettered 'Farm Work 1816' giving daily rates paid to labourers, boys and women from 5 Jan to 27 Dec 1816 on a farm probably near Stockbridge, Hampshire, and followed by a weekly 'abstract of farm work for the year 1816'. The volume is signed by Thomas Beazly and inscribed 'This account balanced in the book of 'Stock bought & sold', on page 62.

'An Establishment of the Officers of his Majesties Customes in London and Outportes w[i]th such Salaries [as] they Receive Quarterly. Anno 1675', including:

1. 'Port of London. The names of the Severall Officers...', notably Patent Officers, watchmen, Coast Waiters, Weighing Porters, Surveyors, Landwaiters, Tidesmen, Landcarriagemen, Noontenders, and Watermen - in the margin of f.3 is written 'Midsomer 1675'.
2. A list of the establishment of the officers in the outports, with the names of the officers. There are no separate headings for different occupations, but the names are given with the occupation following, e.g. Pad stow (f.19), 'Gilbert Marshall collect[er] & waiter... Tho[mas] Castell wait[er] & searcher att ye Gunnell...' The totals of the salaries for each town are listed on f.29. (46 ports are listed, 47 including London.)
3. 'The names of Patent Officers in the Port of London', with their yearly salaries.
4. 'The names of the Patent Officers in the Outportes', with their yearly salaries.
   The total for the yearly salaries of all the officers for London and the out ports is given as £49,908.12s.2d. Separate totals are given at the foot of each page, and at the end of each section.

Extract from records of proceedings before the Commissioners 'for hearing and determining appeals against the duties on male servants' at the Golden Lion Inn at Cheriton Bishop, Devon, on 3 Feb 1807, giving reasons for allowing an appeal against a surcharge on a domestic servant made by the Rev. Bryan Roberts, Rector of Drewsteignton. The appeal had been challenged by James Searle, surveyor, and the commissioners were Richard Holland, John Cann and Baldwin Huldford. The return made by Roberts in 1806 had included 1 four wheel carriage, 2 riding horses, 2 labour horses, 4 sporting dogs, 1 male servant, and 'one other occasionally employed in his garden'.

Constitution and conference report issued by the Caribbean Congress of Labour and the Caribbean Union of Teachers.

Papers and correspondence of Ernest Hubert Francis Baldwin, 1930-1970.

The main deposit includes biographical papers, largely documenting Baldwin's academic career from 1934 onwards, including his appointment to the Chair of Biochemistry at University College London, 1950; correspondence, 1951-1968, including personal correspondence and exchanges with scientific colleagues; documentation on Baldwin's research, especially in notebook form, comprising notebooks, 1930-1933, including material documenting Baldwin's work at Cambridge with Dorothy Mary Moyle Needham, Joseph Needham and John Yudkin, a continuous sequence of ten notebooks documenting his research, 1934-1948, and notebooks kept at Woods Hole, 1948, and at Scripps, 1956-1957; extensive material relating to publications, lectures and broadcasts, illustrating Baldwin's role as writer and lecturer on biochemical matters; drafts and correspondence relating to his principal biochemical texts such as Dynamic Aspects of Biochemistry and The Nature of Biochemistry; documentation relating to public and invitation lectures and extensive teaching material prepared for his biochemistry courses at Cambridge and University College London, showing signs of revision and rearrangement, and evidence that they were used in the preparation of some of Baldwin's books; material on visits and conferences, 1948-1965, much of it documenting Baldwin's visits to the USA to attend conferences, give lectures at academic institutions, undertake research and take up visiting professorships; a little printed material on the First International Congress of Biochemistry at Cambridge in 1949.A supplementary deposit comprises biographical material, including documentation on the award of the 1952 Cortina Ulisse Prize by Edizioni Scientifiche Einaudi for the Italian edition of Baldwin's Dynamic Aspects of Biochemistry; photographic materials, including two photograph albums recording the visit to Italy during which he received the Cortina Ulisse award and a group photograph of the participants at the Third International Congress for Experimental Cytology, held at Cambridge in 1933; a small amount of material relating to Baldwin's classic biochemical texts, especially royalty statements; material on visits and conferences, including Baldwin's notes of his visit to the USSR for the All-Union Congress of Physiologists and Biochemists held in Kiev, 1955; additional material relating to Baldwin's visiting professorships in the USA for 1956-1957 (Scripps Institution of Oceanography) and 1965 (University of Kansas).

Letterbook, May-October 1888, of John Joseph Bithell concerning South American railway construction.

Records, [1820s]-1984, of the Chadwick Trust. Administrative papers comprise legal papers setting up the Trust, 1890-1896; minute books, 1895-1983; annual reports, 1962-1978; lists of securities, 1914-1917; corrected booklet The Chadwick Trust, 1926-1937; script of a proposed film treatment of Sir Edwin Chadwick, 1958; signing-in book for meetings, 1972-1980. Financial papers comprise account books, 1958-1979; tax claims, 1972-1976; financial files, 1972-1980; correspondence on tax reclaimed, 1980. Papers on lectures given under the auspices of the Trust comprise announcements of lectures, 1913-1935; printed copies of lectures held under the Trust's auspices, 1930-1967, the subjects including public health and buildings, sewerage, nutrition, disease, air quality, training and public health, medical provision, and public health work overseas; other printed lectures and writings, 1896-1932, the subjects including aspects of sanitation, disease, and Sir Edwin Chadwick. Correspondence comprises general correspondence, 1913-1924, 1971-1982; correspondence of the Clerk of the Trust, 1969-1979; correspondence of G M Binnie, 1944-1980; Charity Commission correspondence, 1962-1978; correspondence relating to medals and a memorial prize, 1966-1978; Trustees, 1969-1977; receptions, meetings and lectures, 1970-1978; blue plaque, 1972-1976; costing of activities, 1974; annual reports, 1974-1979; transfer of the Trust to University College London, 1974-1984. Miscellaneous items pertaining to Edwin Chadwick, [1820s]-1889, include his diary [1820s] and patents of his inventions, 1871-1872. Other acquired papers comprise printed ephemera including circulars against inoculation [1914-1918] and undated printed extracts from a hymn on sanitation. Photographs include undated prints of Edwin Chadwick and other eminent scientists; undated slides for a lecture, including various 19th-century public figures, 19th- and 20th-century mortality rates, and various London hospitals; and photographs, 1980, of a plaque to Chadwick at his birthplace in Longsight, Greater Manchester.

Papers of Frederick George Donnan, comprising a long series of general correspondence; eight subject files of correspondence relating to committees and learned societies in which Donnan had a special interest; reports, speeches and obituaries by Donnan; diplomas and degree certificates; photograph album; miscellaneous material.

Medals and badges from various institutions etc, including war medals.

Papers of Sir Francis Galton, consisting of papers relating to the personal history of Galton and his family, 1612-1926; papers relating to Galton's scientific work, 1850-1922; and correspondence 1765-1923.

Working papers and correspondence, c1930-1955, in manuscript and typescript, assembled by Lionel Felix Gilbert for a proposed biography of William Hyde Wollaston, comprising notes (some by P J Hartog) from various printed and manuscript sources on Wollaston's life and work, publications, and associates; copies and extracts of letters from Wollaston to the Rev Henry Hasted, Charles Babbage, and others; copies and notes of letters to Wollaston and on other letters relating to him; engraving of Wollaston, 1830; prints of Wollaston and various of his contemporaries, and of various places and artefacts associated with him; correspondence and notes relating to portraits of Wollaston; notes on Wollaston genealogy; notes, drafts, typescripts and correspondence on Gilbert's publications and lectures on Wollaston, including parts of his unfinished biography; correspondence on sources relating to Wollaston, and various correspondence on aspects of his life and work. The collection almost entirely comprises material of 20th century date, but refers to and duplicates various 19th century sources. The material extends beyond Wollaston's own life to refer to many prominent scientific contemporaries.

Papers of and relating to the Horsley family, comprising papers of Sir Victor Horsley; papers of Eldred, Lady Horsley; papers of Siward Horsley and of Oswald Horsley; papers of Pamela, Lady Robinson, including items relating to the Babies Club in Chelsea; papers of Stephen Paget, author of Victor Horsley's biography; photographs and postcards. Victor Horsley's papers include large sections on his medical career, his service in the army during the Great War, and his political and social interests, including his involvement in the temperance movement and the Medical Defence Union, support for the suffragettes and for Home Rule for Ireland, and his role in the reform of the bodies representing the medical profession: the General Medical Council, the British Medical Association, and the Royal College of Surgeons. His personal papers reflect his interest in archaeology and genealogy.

Archives of the London Mathematical Society, 1853-1994, the bulk comprising c500 letters to Thomas Archer Hirst, 1853-1892, mainly in his capacity as a member of the LMS, including a letter inviting him to the first meeting of the Society, and also reflecting his travels in Europe, including letters from prominent European mathematicians. The letters include several from Henry M Bompas, 1865, 1874-1879; Arthur Cayley, 1858-1891 and undated; Michel Chasles, 1858-1871 and undated; Luigi Cremona, 1864-1892 and undated; Augustus De Morgan, 1861-1869; Georges-Henri Halphen, 1875-1879; Amédée Mannheim, 1866-1891; Julius Plücker, 1866-1868; William Roberts, 1859-1865 and undated; George Salmon, 1858-1878; [Hermann Cäsar Hannibal?] Schubert, 1877-1884; Henry John Stephen Smith, 1865-1876 and undated; William Spottiswoode, 1862, 1865, 1883; Cyparissos Stephanos, 1877-1887; Rudolf Sturm, 1874-1892; James Joseph Sylvester, 1859-1888 and undated; Barnaba Tortolini, 1858-1863; Richard Townsend, 1865-1878; John Van Voorst, 1864-1867; and there are a few letters from Hirst himself. The archive also includes a bound notebook containing a manuscript catalogue of the LMS library by R A Sampson, 1891-1893; miscellaneous administrative correspondence and papers, 1964-1975; membership lists, 1966-1972; binder of papers of H T J Norton on mathematics, with correspondence, largely to E H Neville, regarding their disposition in the LMS archive in c1938, and also including bibliographical material on elliptic functions, apparently compiled by Neville [1930s-1950s]; miscellaneous letters and papers on research, 1986, 1992-1994.

Papers, c1914-1989, of Dame Kathleen Lonsdale.

Biographical material includes correspondence and papers relating to imprisonment in Holloway Prison, with Lonsdale's own accounts of her time there; diaries and personal notebooks, 1946-1969; letters of congratulation on election as Fellow of the Royal Society (1945); various photographs dating from school to her later years.

Papers relating to Lonsdale's teaching and administrative work at University College London include papers on teaching undergraduate and postgraduate courses; significant documentation relating to laboratory personnel, research funding and general university administration; papers relating to the 'Round Table on Peace Studies', which proposed the establishment of a centre for research into international conflict at the University.

Research material, 1924-1970, consists of Royal Institution papers comprising notebooks, one dating from Lonsdale's first period there (1923-1927), correspondence with colleagues such as W H Bragg and J M Robertson, and Lonsdale's notes and drafts for various research topics; correspondence and papers from her University College years covering many different areas of research, including diffuse scattering of X-rays, thermal vibrations in crystals, methonium compounds and urinary calculi (the latter topic particularly well documented and including several case studies), and including a large group of photographs, mostly of X-ray diffraction patterns.

Papers on the preparation of volumes of the International Tables for crystal structure determination from Lonsdale's chairmanship of the Commission on Tables (1948) comprise drafts, notes and correspondence with colleagues and publishers.

Extensive papers relating to publications, lectures and broadcasts include drafts of articles, on subjects including peace and religious issues, also including obituaries and biographical articles on various individuals, books, book reviews, obituaries, and letters to newspapers and magazines, the latter principally on the issue of atomic weapons; general correspondence concerning publications; drafts of lectures, 1945-1970, including ethics and the role of science in society; a large series of lecture notes, 1933-1970; scripts for broadcasts, on topics ranging from crystallography to religion, 1945-1967.

Papers on foreign and domestic travel, 1943-1971, relating to conferences and lectures, on crystallography, science ethics, and work for the Society of Friends, including her visit to China (1955) and her world tour (1965).

Papers relating to organisations, notably the British Association for the Advancement of Science (BAAS) and the International Union of Crystallography (IUCr), including material relating to a number of International Congresses of Crystallography, also papers relating to participation in Pugwash Conferences on World Affairs, 1958-1970, and papers concerning prison reform and the running of Bullwood Hall Borstal, Essex.

Correspondence, 1927-1974, comprises two main sequences, one arranged alphabetically, the other chronologically; 'day files', principally carbons of outgoing correspondence, 1966-1969; a sequence of references and recommendations; also including correspondence relating to Lonsdale's period of imprisonment (1943). Correspondents include scientists such as Max Born, W H Bragg, W L Bragg, E G Cox, Dorothy Hodgkin, Judith Milledge, L C Pauling and A J C Wilson.

Undated mathematical fragments.