Keywords: Skyhook shipback.jpg Skyhook balloons provided a stable vehicle for long duration observations at altitudes in excess of 100 000 feet Balloons long used for collecting meteorological data now offered the opportunity of collecting highly specialized information and photographs This photograph shows Skyhook Ballon 93 leaving the deck of the USS Norton Sound AV-11 on March 31 1949 U S Navy Photo RELEASED - 11/7/2003 http //www onr navy mil/media/gallery_category asp Cat historical Office of Naval Research http //www onr navy mil/media/releases/image_gallery/images/skyhook_shipback jpg 2003-07-11 date of release by US Navy PD-USGov-Military-Navy Research balloons 1949 in aviation USS Norton Sound AV-11 Military ballooning |