This file is from Wikimedia Commons (production) and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionCgs05255 (9716190703).jpg
Historical Sketch of the Rebellion, published at the office of the U.S. Coast Survey. This was one of series of maps produced throughout the war showing the progress of Union forces in suppressing the rebellion. This map was dated July 20, 1863.
Image ID: cgs05255, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: United States
Photo Date: 1863
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue