Note 56 — SECTION ONE Flying Saucer Crashes and Alien Bodies
Reading edition
Blankenship, and Balloon Tracking and Recovery Equipment, n.d., and Bernard D. Gildenberg, Meteorological Aspects of Constant-Level Balloon Operations in the Southwestern United States (hereafter Meteorological Aspects of Constant-Level Balloon Operations in the Southwestern United States), AFCRL-66-706 (L.G. Hanscom Field, Bedford, MA: Air Force Cambridge Research Laboratories, October 1966), 27.