Three printed share certificates of the Kent Water Works (incorporated 1809), signed by Samuel Taylor, clerk and secretary, and sealed with the embossed paper common seal of the company. Certificate 175 (7 Oct 1809) was owned by Folliot Scott Stokes of Shorter's Court, London; certificate 468 (17 Oct 1809) by Joseph Petty Toulmin of Lombard Street, London; and certificate 756 (17 Oct 1809) by Harry Ambrose [Hardy] of the Phoenix Fire Office, London. 175 is endorsed with a certificate, 22 Nov 1811, saying that all the instalments on the share had been paid.

Records of the River Plate Trust Loan and Agency Company Ltd, 1876-1978, including minutes, ledgers, registers, accounts, annual reports, legal documents, insurance records, staff records, letters and files, some relating to subordinate companies (Ref: A); and records of the subsidiary companies it administered:
River Plate and General Investment Company Ltd, comprising minutes, 1888-1965, ledgers, 1888-1941, and annual reports, 1889-1983 (Ref: B);
Mortgage Company of the River Plate Ltd, comprising minutes, 1888-1965, ledgers, 1888-1953, and annual reports, 1888-1981 (Ref: C);
Compagnie Française des Chemins de Fer de la Province de Santa Fé, comprising circulars to bondholders, 1891-1947, and reports, 1936-1947 (Ref: D);
London Trust Company, comprising ledgers, 1889-1928, registers of stock, 1889-1958, and miscellaneous papers, 1819-1974 (Ref: E);
Entre Rios Railway Company, comprising reports, 1891-1900, and circulars and minutes, 1933-1947 (Ref: F);
Cucuta Railway Company, comprising Presidents' reports, 1926-1936 (Ref: G);
Montevideo Waterworks, comprising reports and accounts, 1880-1940, and notices and circulars, 1949-1953 (Ref: H);
Consolidated Waterworks of Rosario, comprising reports and accounts, 1897-1946, and notices and circulars, 1930-1955 (Ref: J);
Rosario Drainage Company, comprising reports and accounts, 1898-1947, and notices and circulars, 1955 (Ref: K);
Buenos Aires Central Railway, comprising minutes, 1916-1944 (Ref: L);
Buenos Aires and Lacroze Tramways, comprising minutes, 1932-1940, and reports and accounts, 1933-1941 (Ref: M).

Records, 1872, of Rosario and Cordova Water Works Company, comprising prospectus, memorandum of association, and contract for acquisition of concession and construction of works, with plans attached.

Record books, 1902-1905 and 1921-1922, relating to the examination of water and water supplies.

Papers, 1881-1891, of Donald James Mackay, 11th Baron Reay, as Governor of Bombay, comprising correspondence, memoranda, petitions and other papers, 1884-1889 and undated, on A'bkari administration (a system of licences for the distillation and sale of spirits in Bombay); correspondence, memoranda, minutes, reports and other papers, 1881-1891 and undated, relating to military and naval subjects; correspondence, memoranda, minutes and reports, 1885-1890 and undated, on education; correspondence and other papers, 1881-1891 and undated, on agriculture; correspondence and other papers, 1884-1889 and undated, on sanitation and water works; correspondence and papers, 1884-1891 and undated, on various other subjects including administration, hospitals, irrigation, railways and finance; addresses of welcome to Lord Reay, 1886-1890 and undated; a drawing of Bombay harbour and accompanying manuscript plan, undated; manuscript map of Karachi Harbour Board, 1887.