Union Army drummer
Unknown author<span style="display: none;">Unknown author</span>
Library of Congress, Prints &amp; Photographs Division, LC-BH822-46 (original glass negative), converted to digital format by the Library of Congress, <a rel="nofollow" class="external text" href="http://memory.loc.gov/master/pnp/ppmsc/02700/02797u.tif">archival TIFF version (28 MB)</a>, cropped and converted to JPEG with the GIMP 2.4.5, image quality 88.