This is designed primarily for use by organization commanders in the instruction of en-listed men of antiaircraft artillery units (except searchlight batteries) of the Coast Artillery Corps.
Helicopter tests conducted at Fort Bragg, North Carolina and Fort Rucker, Alabama-- periods of test : 23 Feb., 18-19 March 1957-- Fort Bragg, NC, and 26-29 March, 1957, Fort Rucker, Ala.