Photo credits: Naval Historical Center
 April 4, 1966: CURV attaches one line to the apex of the bomb’s parachute with its specially designed grapnel. |
 April 5, 1966: Grapnel and lines. According to CURV operator Larry Brady, when CURV went to Spain, its depth gauge didn’t work well below 2,000 feet, and its altimeter, which measured CURV’s distance from bottom, didn’t work at all. |
 April 6, 1966: The bomb’s billowing parachute. |
 April 6, 1966: Grapnel and parachute. |