This collection consists of thirty-three letters written by Thomas T. Bigbie to his parents and his wife between June 21, 1862, and July 1, 1864. The collection also contains photocopies of National Archives records relating to the Bigbie family, including Muster rolls, Prisoner of War Rolls, and a death report). Typescripts of the letters are available (folders 34-36). The library also has duplicated the collection on one reel of positive microfilm (microfilm Z 1010 .I53 no. 147).