197th_Pennsylvania_Infantry
197th Pennsylvania Infantry Regiment
Union Army infantry regiment
The 197th Regiment Pennsylvania Volunteer Infantry, alternately the 3rd Coal Exchange Regiment was an infantry regiment of the Union Army in the American Civil War. Raised in Philadelphia in mid-1864, the regiment was made up of Hundred Days Men in an effort to augment existing manpower for an all-out push to end the war within 100 days, and spent most of its service guarding Confederate prisoners of war at Rock Island.