Global Horizontal Sounding Technique [GHOST]: GHOST Recorder, 1965

(1B) GHOST recorder electronics components, May 21, 1965; (2) GHOST recorder, instrument, Boulder, May 20, 1965; (2B) GHOST recorder system specifications, May 21, 1965; (3) GHOST recorder with Ernest Litchfield and Robert [Bob] Frykman, May 3, 1965; (20B) GHOST recorder, exploded view of electronics for GHOST balloon flights, GHOST reader, June 7, 1965; (53) GHOST recorder, February 25, 1965; (75) GHOST recorder, 1965.