[55] Kraar, Louis, Wall Street Journal, May 4, 1960.

[56] 7 supra.

[57] Release No. 38-60, Air Research and Development Command, May 2, 1960.

[58] Lear, John, "Where Does Rain Begin?" New Scientist, Mar. 24, 1960, p. 724.

[59] "Wind and Soil," New Scientist, May 26, 1960, p. 1327.

[60] Wexler, Dr. Harry. Press conference conducted by the National Aeronautics and Space Administration, Apr. 22, 1960.

[61] Lockheed, Missiles and Space Division, medical research, Sunnyvale, Calif.

[62] Lewis, Dr. F. J., before the Space Flight Symposium, San Antonio, Tex., May 28, 1960.

[63] Kleitman, Prof. Nathaniel, before the Space Flight Symposium, San Antonio, Tex., May 26, 1960.

[64] Taylor, Lt. Col. Richard R., USA (MC), testimony before the House Committee on Science and Astronautics, June 15, 1960.