Charles C. Nott 
Sketches in Prison Camps / A Continuation of Sketches of the War [PDF ebook] 

Experiences in two Texas prison camps, Camp Groce and Camp Ford.
Charles Cooper Nott Sr. (September 16, 1827 – March 6, 1916) was an Associate Justice and Chief Justice of the Court of Claims.
Nott was appointed a captain in the Fremont Hussars, was in the 5th Iowa Cavalry, and the 131st New York Volunteer Infantry and the 176th New York Volunteer Infantry, achieving the rank of colonel. He was subsequently captured at the fall of Brashear City, and held as a prisoner of war in Texas for thirteen months.
Concurrent with his service on the same court, Nott served as reporter of decisions for the Court of Claims from 1867 to 1914. He was the reporter of decisions of forty-eight volumes of the Court of Claims Reports.