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Raktenflugplatz in Germany was visited by Mr. and Mrs. G. Edward Pendray as official representatives of the American Interplanetary Society , who upon their return organized the experimental program of the society. Secretary of the American Interplanetary Society , Charles P. Mason makes an appeal for new members in the pages of Hugo Gernsback 's magazine Science Wonder ...

... 1931 22 Mar 23 1931 23 Mar 24 1931 24 Mar 25 1931 25 Mar 26 1931 26 Mar 27 1931 27 Mar 28 1931 28 Mar 29 1931 29 Mar 30 1931 30 Mar 31 1931 31 April 1931 April Apr 1 1931 1 Apr 2 1931 ...

... of scheduled-airline service in the U.S., the National Aeronautic Association reported. On 13 April 1925, Henry Ford had started an air-freight service between Detroit and Chicago, first such ... , Jr., took office as the first U.S. Assistant Secretary of Commerce for Aeronautics. By 1931, airlines were spanning the country; by 1950, U.S. airlines carried 19 million passengers 16 ... communities nationwide with 13 000 daily flights. (NAA News, Apr 76, 3) March 1976 March April 1976 April Apr 1 1976 1 Apr 2 1976 2 Apr 3 1976 3 Apr 4 ...

Media:US1838984A.pdf U.S. Patent 1.838,984 for Rocket Motor Aeroplane issued to Louis Berkowitz of New York on Dec 29 1931 December 29, 1931 . Filed Mar 20 1931

Start of official rocket-mail service between two Austrian towns by Friedrich Schmiedl; test flights began in February 1931, while rocket-mall service continued until March 16, 1933.

''The Death Cloud'' a science fiction story by American Interplanetary Society founder Nathaniel Schachner and Arthur Zagat appears in Astounding Science Fiction magazine. Science and Invention magazine features article on cometary impacts. Image:SI 1931-05.jpg 300px

Robert Esnault-Pelterie is scheduled to appear at the American Museum of Natural History at the invitation of the American Interplanetary Society but cancels at the last minute. G. Edward Pendray delivers a talk to a full house in his place. Image:AIS_Jan_27_1931_.jpg 200px

... which had been off for seven months while Salyut 6 was unmanned. The crew began April 11 to unload Progress 8 and activate systems and instruments including plant-life installations Oaziz ... 8 's propulsion unit for another orbit adjustment April 24. On April 25 they separated the freighter from the Salyut-Soyuz complex; on April 26 they ignited the propulsion unit at 9:54 ... Times, Apr 11/80, D-15; Nature, Apr 17/80, 585) March 1980 March April 1980 April Apr 1 1980 1 Apr 2 1980 2 Apr 3 1980 3 Apr 4 1980 ...

Seven Mercury astronauts completed training session at the Navy Aviation Medical Acceleration Laboratory, Johnsville, Pa. April 1-May 3 Members of Space Task Group STG presented guidelines for an advanced manned ... Task Group STG , " Guidelines for Advanced Manned Space Vehicle Program ," June 1960, pp. 39-46.'' April 1960 April Apr 1 1960 1 Apr 2 1960 2 Apr 3 1960 3 Apr 4 ...

... to be Nation's oldest-celebrated their 40th anniversaries : United Airlines, April 6; Western Airlines, April 17; and Trans World Airlines (TWA), April 17. ''(UPI, NYT, 4/3/66)'' Study of buoyant Venus ... on the Way to the Moon” article appears in National Geographic Magazine March 1966 March April 1966 April Apr 1 1966 1 Apr 2 1966 2 Apr 3 1966 3 Apr 4 ...

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