CLASS FIED. 0 22s sucuniTy CUASSIFIC ATION OF THIS PAGE (hen Dota Entvrod) 2 + READ REPORT DOCUKENTATION PAGE BEFORE COMPLETINGFORM . REPORT NUMBER 2, GOVT ACCESSION WO] 3, RECIPIENT'S CATALOG NUMBER WT-916 (EX) 4. TITLE (md Subtitle) 5. Operation CASTLE - Project 2.5b TYPE OF REPORT & PERIOD COVERED Fallout Studies 6. PERFORMING ORG, REPORT NUMBER J. AUTHOR(s) WT-916 (EX) : &. E. F. Wilsey R. J. French H. I. West, dr. 8. PERFORMING ORGANIZATION NAHE AND ADDRESS ; Corps Chemical CONTRACT OR GRANT NUMBER(S) 10. PROGRAM ELEMENT, PROJECT, TASK 12. REPORT DATE 13. NUMBER OF PAGES 18 + SECURITY CLASS, (of this report) AREA & WORK U HIT € NUMBERS Chemical Warfare Laboratories Army Chemical Center, Maryland 11. CONTROLLING OF FICE NAME AND AODRESS Headquarters Field Command Armed Forces Special Weapons Project Sandia Base, Albuquerque, New Mexico 12. MONITORING AGENCY NAME & ADORESS(if different from Controlling Office) February 1956 Unclassified 1Se. OECL ASSIFICATION/ DOWNGRADING SCHEDULE 16. OISTRIBGUTION STATEMENT (of this Report) Approved for public release; unlimited distribution. 17. DISTRIBUTION STATEMENT (of the abstract entered in Block 20, if different from Report) 1®. SUPPLEMENTARY NOTES This report has had the classified information removed and has been republished in unclassified form for public release.: This work was performed by Kaman Tempo under contract DNA001-79-C-0455 with the close cooperation of the Classification Management Division ofthe Defense Nuclear Agency. Operation CASTLE Fallout Studies Residual Contamination Particle Formation Radioactive Debris 20. ACSTRACT (Centinue on reverse side tf necessary and identily by block number) DD ion a 1473 EDITION OF 1 NOV ES 15 CESOLETE UNCLASSIFIED