High altitude equipment includes life-sustaining oxygen apparatus, two high-grade dual traverse barographs and thermograph; recording instruments make continuous record of atmospheric pressure and temperature upon smoked chart; method of testing instruments at U. S. Bureau of Standards; description of balloon and aircraft altitude flights of H. C. Gray, G. R. Henderson, C. C. Champion and other aviators during 1927; results obtained from records.
Record altitude flight
Aero Digest
Aero Digest ; 12 , n 5
1928
4 pages
7 Figs.
Aufsatz (Zeitschrift)
Englisch
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