![](https://www.historynet.com/wp-content/uploads/2017/07/Letterman-960.jpg)
A group of tents that were a part of the hospital at Camp Letterman in Gettysburg. ((Library of Congress))
(Library of Congress)
A group of tents that were a part of the hospital at Camp Letterman in Gettysburg. ((Library of Congress))
(Library of Congress)