Sacramental registers including Baptism, Confirmation, Marriage, Burial and Death registers and Marriage Bans for parishes and churches and priest's registers, including:
Archbishops' Private Chapel: Confirmation registers, 1854-1901.  
Bavarian Chapel, Warwick Street: Baptism registers, 1748 -1909 and
Marriage registers, 1747-1840 and 1856-1922. 
Westminster Cathedral: Baptism registers, 1809-1906; Confirmation registers, 1856-1909 and Marriage registers, 1856-1914. 
Clerkenwell, SS Peter and Paul: Marriage registers, 1979-1985. 
Commercial Rd, SS Mary and Michael (including Virginia St Mission): Baptism registers, 1832-1893 and Marriage registers, 1856-1899. 
Ealing, Mission of St Joseph and St Peter: Baptism registers, 1772-1855. 
Saffron Hill mission (Holy Family): Baptism registers,  1842-1852 and 1855-1876. 
Baldwin Gardens mission (St Bridget's): Baptism registers, 1851-1872; Confirmation registers, 1857-1875 and Marriage registers, 1854-1876. 
Ely Place mission (St Etheldreda): Baptism registers, 1877-1947; Confirmation registers, 1856-1948; Marriage registers, 1855-1975 and Death registers, 1857-1923. 
French Chapel (Little George St, nr Portman Sq): Baptism registers, 1909-1911 and Marriage registers: 1846-1910. 
Gower Street, Catholic Chaplaincy: Marriage registers, 1988-1990. 
Imperial Chapel: Baptism registers,  1765-1816; Marriage registers, 1766-1805 and Death registers, 1794-1806. 
Isleworth, Our Lady of Sorrows and St Bridget of Sweden: Baptism registers, 1746-1809 and Confirmation registers: 1747-1777. 
Islington, St John: Index to Baptisms, 1841-1819; Baptism registers, 1840-1844, 1851-1871, 1890-1902; Confirmation registers, 1851-1862 and Marriage registers, 1844-1880. 
Kensington, Our Lady of Victories: Baptism registers, 1823-1850, 1852-1922 and Marriage Registers: 1852-1927.
Kentish Town, Our Lady Help of Christians: Baptism registers, 1849-1854. 
Lincoln's Inn Fields, SS Anselm and Caecilia (inc. Sardinian Chapel): Baptism registers, 1731-1920; Marriage registers, 1729-1838, 1850-1856 and Death registers: 1858-1861. 
Mile End, Guardian Angels: Baptism registers, 1869-1890 and Marriage registers, 1904-1962. 
Moorfields, St Mary: Index to Baptisms: 1840, 1845-1854, 1856-1861; Baptism registers, 1763-1907; Marriage registers, 1777-1821; Burial registers, 1819-1853 and Death registers, 1857-1860. 
Neapolitan Chapel: Baptism registers, 1772-1855. 
Old Hall Green: Baptisms, 1811-1830, 1855-1925; Marriage registers, 1812-1848; Confirmation registers, 1812-1848 and Death registers, 1856-1913. 
Palace St, SS Peter and  Edward: Index to Baptisms, 1864-1940; Baptism registers, 1857-1963; Confirmation registers, 1863-1886, 1905-1942 and Marriage registers,  1859-1973. 
Priests Registers including of: Rev James Barnard, 1764-1788; Rev Joseph Bolton, 1766-1781; Rev George Howe, 1796-1798; Fr Richard Dillon, 1750-1753; Fr James Barnard, 1763-1796; Rev James Barnard, 1791-1800; Rev Elston Lacy, 1715-1743; Rev Thomas Varley, 1767-1786; Bishop Poynter confirmation register, 1826-1843; Bishop Bramston confirmation register, 1826-1843; Bishop Gradwell confirmation register, 1826-1843; Bishop Griffiths confirmation register, 1826-1843; Rev Joseph Hodgson, 1802-1818; Fr John Lindow, 1765-1793; Fr John Lindow, 1793-1798; Fr Peter Brown, 1757-1767; Fr Patrick Moore, 1830-1835; Fr Benedict Short, 1763-1787; Fr Emanuel Dias Santos, 1802-1815; Fr Emanuel Dias Santos, 1815-1828; Fr Joseph Anson, 1803-1812; Fr Thomas Horrabim, 1778-1806 and Fr Thomas Cottrell, 1776-1778. 
Romford, St Edward the Confessor: Death register, 1858-1877. 
Soho, St Patrick's: Index to Baptisms,  1780-1938; Baptism registers, 1790-1899; Confirmation registers, 1818-1854; Marriage registers, 1838-1856; Marriage Bans, 1858-1886 and Death registers, 1882-1902. 
Southwark, St George's Fields: Baptism registers, 1801-1826. 
Tottenham, St Francis de Sales: Baptism registers, 1794-1823, 1827-1868, 1890-1929; Confirmation registers, 1856-1905, 1908-1968 and Marriage registers, 1827-1856, 1859-1949 . 
Underwood Rd, St Anne (Spitalfields): Index to Baptisms, 1848-1909; Baptism registers, 1848-1920; Confirmation, 1856-1891; Index to Marriages, 1851-1934 and Marriages, 1851-1890. 
Venetian Embassy: Baptism registers, 1744-1796 and Marriage registers, 1744-1754, 1772-1788. 
Walthamstow, St George: Death registers, 1851-1882.