Battery-Operated Submarine Battery operated submersible submarine with adjustable diving and resurfacing capabilities.$6.95 Blueback Cap Exclusive navy cap with stunning gold & silver embroidery. One size$9.95 Blueback Paperback book describing the history of the ship.$9.95 USS Blueback T-shirt (Adult Sizes) Stylish black T-shirt of the USS Blueback.$17.95 USS Blueback T-shirt (Youth Sizes) Stylish black T-shirt of the USS Blueback.$14.95 USS Blueback Patch The original patch of the USS Blueback!$2.95