John Ransom's Andersonville Diary is a first hand account of life in one of the most infamous prisons in U.S. wartime history. This book is the diary of John Ransom, a Union soldier who served time in the Andersonville Prison Pen. Ransom provides an insiders view of the hellish conditions endured by the men imprisoned there. The entries were originally published in the Jackson (Mich.) Citizen.

This volume includes a chapter of Rebel Testimony, given during the trial of Maj. Henry Wirz, the camp commander. There is also a list of those who died during their imprisonment. The deceased are listed alphabetically by state with the full name, Company, Regiment, date of death and the number on the headstone in the cemetery.