Statistics for occurrence #1 of “Allegheny” in chapter 1.57 of Southern Historical Society Papers, Volume 35.:
...d Camp Douglas, Ill.; though eventually most of them were assembled at Camp Douglas.
The officers were imprisoned at various places—the Ohio penitentiary, at Columbus; Johnson's Island, Ohio; Allegheny penitentiary, Pa.; Point Lookout, Md., and Fort Delaware, Del. It was claimed that the officers were confined for a while in the Georgia penitentiary.
While Major McCreary was a prisoner at Fort ...
† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.