IX Shot Date Type Remarks DONA ANA 16 October 1958 500 feet One controller VESTA 17 October 1958 Surface One controller and one sampler balloon and four B-57 samplers participated RIO ARRIBA 18 October 1958 70~-foot Four B-57 samplers SAN JUAN 20 October 1958 300-foot well One B-57 sampler and one controller controller and one B-57 sampler SOCORRO 22 October 1958 1,500 feet Three samplers and WRANGELL 22 October 1958 1,500 feet Four B-57 samplers, OFERON 22 October 1958 25-foot One B-57 sampler RUSHMORE 22 October 1958 Balloon One B-57 controller CATRON 2h October 1958 Tower Three B-57 samplers, JUNO 2h; October 1958 Surface One B-57 sampled 25 October 1958 Tower No aircraft SANFORD 26 October 1958 Balloon One B-S7 controlled DE BACA 26 October 1958 1,500 feet One B-S7 controller 188 AFWL/HO tower balloon balloon tower balloon a B-57 sample controller took part - one controller took part and two B-57 samplers participated one as controller and another sampled and three samplers flew through the cloud SWEH~2-003) +4 ete