Cryogenic air samplers: ENCAR, 1969-1970

(970) Enclosed Cryocondenser for Air Recovery-II [ENCAR-II] in studio, December 22, 1969; (1001) Manifold, ENCAR sampler, cryogenic air sampler, February 3, 1970; (1031) Valve section of ENCAR rocket sampler, cryogenic air sampler, new launch August 2, 1970, April 7, 1970; (1046) ENCAR rocket sampler, May 6, 1970, May 15, 1970; (1066) ENCAR cryogenic air sampler, set-up in boiler room, June 12, 1970.