The Lamb mss., 1862-1901 (principally 1862-1865), consist of letters to Mrs. Mary Catherine (Hatten) Lamb, (Mrs. Lindsa Lamb), from relatives, most of whom were soldiers in the Union Army during the Civil War. These include:
 A group of letters from her husband, Lindsa Lamb, who was mustered into the Company A, 27th Regiment, Indiana infantry on September 12, 1861 from Putnam County, Indiana; transferred to Company F, 70th Regiment, Indiana infantry on November 4, 1864; transferred to the 33rd Regiment, Indiana infantry, on June 8, 1865; and mustered out of the service on July 21, 1865.
For the period of his service in the 27th Regiment his letters relate to the march of that regiment to Chattanooga, his being wounded at Hickory Ridge, May 25, 1864 and his sojourn in the Totten Hospital at Louisville. After his release from the hospital his letters tell of his being in Chattanooga attempting to join his regiment, which was with Sherman on the way to Savannah, and of his movements up to the time of his release from the army.
 A group of letters from Mitchell Hatten, brother of Mrs. Lamb. He served as a private in Company G, 21st Regiment, Indiana infantry, from July 24, 1861 until his death at Cairo, Illinois, on February 4, 1864. His letters relate to personal matters, army life, movements of his regiment, and casualties.
 There is one letter, March 30, 1863 from Martin Ault, Company H, 82nd Regiment, Indiana infantry. It tells of the movements of Company H, foraging, picketing, building fortifications, and skirmishing. Ault was mustered in from Nashville, Indiana, as a private on August 30, 1862. He was killed at Chickamauga on September 20, 1863.
Letters in the collection from civilians come from Gosport, Indiana, Brown County, Indiana, and Illinois.
Collection size: 68 items