Biographical file 1911-1949, undated
Donor-supplied description of materials undated
Letters from Cachin to his wife 1918 April-1918 November
Diary from trip to Russia [1 of 2] 1920
Diary from trip to Russia [2 of 2] 1920
Cachin interview notes and biography 1948-1949
Diaries 1911-1916
Diaries 1917-1920
Diaries 1937-1939, 1945