15th and 50th New York Enginee

<i>(Front):</i><center>15th and 50th<br>New York<br>Engineers<br>Head-quarters A.P.</center><br><i>(Right):</i><center>15th New York Engineers.<br>Mustered in June 17th, 1861.<br>Mustered out July 2nd, 1865.<br>Participated in all the campaigns<br>of the Army of the Potomac,<br>Ending at Appomattox.</center><br><i>(Left):</i><center>50th New York Engineers.<br>Mustered in Sept. 18th, 1861.<br>Mustered out June 13th, 1865.<br>Participated in all the campaigns<br>of the Army of the Potomac,<br>ending at Appomattox.</center>