Letters, manuscripts, and documents 1792, 1831-1967
1792, 1831-1849
1850-1855
1856-1858 May
1858 June-1860 January
1860 February-1861 May
1861 June-1866
1867-1873 January
1873 February-May
1873 June-1874 January
1874 March-1875 January
1875 February-1876 March
1876 April-1878 May
1878 June-1880 June
1880 July-1886 April
1886 August-1894 January
1894 February-1897
1898-1900
1901-1967
Miscellaneous 1874-1893
Genealogical notes and charts approximately 1790-1973