OPERATIONS ORDER NO, 1-53 SECURITY AND PUBLIC INFORMATION HEADQUARTERS’ ~~ TASK GROUP 7.4, PROVISIONAL” ~~ "” Kirtland Air Force’ Base, New Mexico 15 August 1953, 1800 T PART I - SECURITY 1. SECURITY POLICY: a. Security policy of TG 7.4 is set forth in Group Memoranda (Security Memoranda, 205 series), published by this Headquarters. ‘These policies are published to facilitate implementation of necessary security measures as directed by JIF SEVEN for Operation CASTLE (Restricted, SI) and instructions that may be issued by CINCPAC in relation to BIKINI ATOLL. 2. RESPONSIBILITY: a. The Comir, TG 7.4, is responsible for the overall security of TG 7.4, which includes security indoctrination, training and security of operations, All security activities and instructions will be performed through normal command channels. b. The Conmanders of Units within 1 7.4 are responsible for: (1) Proper clearance of all personnel assigned or attached to their respective units in accordance with instructions contained in Security Letters and Memoranda, Hq, JIF SEVEN, and 1% 7.4 Security Memoranda, 205 series. (2) Indoctrination and training of all personnel assigned or attached to their respective units in the proper manner of handling classified documents, (3) Continuous action to insure that all personnel realize the seriousness of loose talk and divulging of classified information concerning the activities of Operation CASTLE (Restricted, SI). In this connection, the following will be brought to their attention and explained to them in detail: (a) AFR 205-1 and changes. (b) AFR 205-25. (c) Section 10 (b) (1), (2), (3) and (4) of the Atomic Energy Act of 1946. TASK GROUP 7.4 OPRS ORDER NO. 1-53 ANNEX G ~ narlassified