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039 9 _a 200805281404
_b 952
_c 200509271224
_d 900
_y 200509141543
_z 966
040 _a UG-KaMUL
082 _a 551.5
092 _a 551.5 UNI
110 _a United States Air Force. Cambridge Researh Center. Geophysics Resear ch Directorate.
245 1 4 _a The threshold of space :
_b the proceedings of the conference on che mical aeronomy, Mass., 25-28 June 1956, coordinated by Wentworth Instit ute ; Edited by M. Zelikoff.
260 _a New York :
_b Pergamon Press,
_c 1957.
300 _a 342 p. :
_b ill. ;
_c 26 cm.
650 0 _a Atmosphere, Upper
_v Congresses.
650 0 _a Atmosphere
_v Congresses.
700 1 _a Zelikoff, Murray,
_d 1922-
_e editor.
942 _2ddc
_cBK
999 _c119932
_d119932