Public domain
North Anna River, Virginia. Pontoon bridges constructed by the 50th N.Y.V. Engineers. Where a portion of the 2nd Corps under Gen. Hancock crossed, May 23, 1864
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineNorth Anna River, Virginia. Pontoon bridges constructed by the 50th N.Y.V. Engineers. Where a portion of the 2nd Corps under Gen. Hancock crossed, May 23, 1864. 1864. O'Sullivan, Timothy H.. Civil War Glass Negatives, Library of Congress. Public domain.