Region
Andersonville Prison
1
Camp Chase (Ohio)
2
Camp Ford (Tex.)
1
Camp Morton (Ind.)
1
Confederate States of America
5
Delaware
1
Fort Delaware
1
Fort Delaware (Del.)
2
Fort Warren (Boston, Mass
1
Georgia
1
Johnson Island (Ohio)
1
Johnson's Island (Lake Erie)
1
Johnson's Island, Lake Erie
2
Mississippi River
1
Morris Island (S.C.)
1
New Jersey
1
New York (State)
1
Pennsylvania
1
Richmond
3
Richmond (Va.)
1
United States
61
Virginia
6