Grayback (SS-208) photographed in 1941. Naval History and Heritage Comand. Catalog# NH 53771.

Grayback (SS-208) photographed in 1941. Naval History and Heritage Comand. Catalog# NH 53771.

Grayback (SS-208) photographed in 1941. (Courtesy: Naval History and Heritage Comand. Catalog# NH 53771.)