_JUN 1 6 1994 ITR-933 SECRET Edgerton, Germeshausen & Grier, Inc. CLOUD PHOTOGRAPHY. OPERATION CASTLE PRELIMINARY REPORT. PROJECT 9.1. I, Edgerton, GermeshauJr. 1. Castle——-Cloud Formation 2. Cloud Composition-—— ~ May, 1954 46p. Photographic Analysii } ee roc-1 ‘ { -.. Beened :7 Directorate of Weapons Effects. aoe Testa . Project Summaries (Revised). Uperation Castle, March ~ April 1954. ™ December, 1953 &7p. : . “ te » neg, i tae tS. TOGTt Directorate of Weapons Effects , ee tee L. Fussell, Jr. sen & Grier, Inc. It. Fussell, L we cee 34 (Sont'd op eard Z) 3. Castlew - IOC-1 card 2 4,,.Gastlé--Effecte Experiments ~5. Castle--DiagnostiisBxpewimertta 6. Castle—lhermal Radiation 7, Castle--Instrumestation &,. Long Range. Debectian. Secret '