Series 1, Correspondence between Sgt. William S. Harker and Lois Harker. 1942 October - 1944 July
Series 2, Correspondence between William S. Harker and family members. 1943 - 1945
Series 3, Other Correspondence with William S. Harker 1944 July - 1946 April
Series 4, Correspondence between Lois Harker and family members. 1943 June - 1945 August
Series 5, Other correspondence with Lois Harker 1937 February - 1942 August
Series 6, Other correspondence 1943 - 1945
Series 7, Personal Records 1942 - 1945
Series 8, Photographs
Series 10, Ephemera 1943 - 1944
Series 11, Newspaper Clippings 1943 June - 1944 March