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James Van Allen journal, 1951?-December 1954
Page 125
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A.E.C. computing faculty Attention: Dr. E. Bromberg Institute for Mathematical Sciences A.E.C. computing facility 45 - 4th Avenue New York 3, New York ["Attn: " or "Attention: " is a mailing term meaning aim this letter towards this person at this organization] ----------------------------------------------- Nylon Line Ashaway Products, Inc. Ashaway, Rhode Island ----------------------------------------------- 15 April 1953 Walter Good : Suggests telemetering frequency 27.255 [mv? mc?]/second using 3 A 4 tube . (diathermy band) -- available for F.C.C. [Federal Communications Commission?] licensing for model airplane control (a) Power < 5 watts (b) crystal controlled 3rd harmonic crystals -- available ---------------------------------------------------- [Chan? Char?] Ross Aerojet General Corporation 1. Propellor driven aircraft ( ~0.2 lb/hour)/lb thrust 2. propeller and rocket 3. pulse jet 4. turbojet 5. ram jet (rocket ~20 lb/hour)/lb thrust
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A.E.C. computing faculty Attention: Dr. E. Bromberg Institute for Mathematical Sciences A.E.C. computing facility 45 - 4th Avenue New York 3, New York ["Attn: " or "Attention: " is a mailing term meaning aim this letter towards this person at this organization] ----------------------------------------------- Nylon Line Ashaway Products, Inc. Ashaway, Rhode Island ----------------------------------------------- 15 April 1953 Walter Good : Suggests telemetering frequency 27.255 [mv? mc?]/second using 3 A 4 tube . (diathermy band) -- available for F.C.C. [Federal Communications Commission?] licensing for model airplane control (a) Power < 5 watts (b) crystal controlled 3rd harmonic crystals -- available ---------------------------------------------------- [Chan? Char?] Ross Aerojet General Corporation 1. Propellor driven aircraft ( ~0.2 lb/hour)/lb thrust 2. propeller and rocket 3. pulse jet 4. turbojet 5. ram jet (rocket ~20 lb/hour)/lb thrust
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