ITR-902 <r Naval “rdnance Laboratory BLAST PRESSURES AND SHOCH PHENOMENA MEASUREMENTS BY PHOTOGRAPHY. OPERATION CASTLE PRELIMINARY REPORT. PROJECTS l.la, l.lb, and 1.1d. Hanlon and Moulton June, 1954 Toc-1 JUN 1 6 1994 SECRET X. Naval Ordnance “ab. II. Hanlon, P Til. Moulton, J. F Jr. l. Blast Photography 2. Castle-—Blast Measurements 32p. 7 . ©Secret , ah t PH age. Directorate of Weapons Effects... .. 1G Direstarate of Testa Weaponssstects ) Project Summaries (Revised). s. Uperation Castle, March ~ April 1954. *. December, 1953 awe &7p. ar oe Meee (Cont 6 mm card 2) 3. Castie-~. Detection TOC-1 card 2 4,-Gastlé--Effecte Experimats =. 5. Castle--DiagnosticRepegimenrt a. 6. Castle—Thermal Radiation 7. Castle—Instrumentation &. Long Range. Detectian. Secret,