The National Geographic Magazine, Volume 69National Geographic Society, 1936 - Geography Indexes kept up to date with supplements. |
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Page 71
... balloon flight to a successful conclusion . Here J. F. Cooper , balloon builder of the Goodyear - Zeppelin Corporation , and two assist- ants have installed in the fabric of Explorer II a small , flexible steel cable which sliced the ...
... balloon flight to a successful conclusion . Here J. F. Cooper , balloon builder of the Goodyear - Zeppelin Corporation , and two assist- ants have installed in the fabric of Explorer II a small , flexible steel cable which sliced the ...
Page 79
... balloon was four below zero , Fahrenheit . Outside the balloon , the air temperature varied from 70 to 78 degrees below zero , Fahrenheit . We had some 74 degrees of superheat already . Superheat is the term that de- scribes the excess ...
... balloon was four below zero , Fahrenheit . Outside the balloon , the air temperature varied from 70 to 78 degrees below zero , Fahrenheit . We had some 74 degrees of superheat already . Superheat is the term that de- scribes the excess ...
Page 94
... balloon with an envelope of rubberized silk instead of rubberized cotton , thereby reducing the weight of the bag forty per cent . It is problematical whether a much larger balloon than the Explorer II should be built , because of the ...
... balloon with an envelope of rubberized silk instead of rubberized cotton , thereby reducing the weight of the bag forty per cent . It is problematical whether a much larger balloon than the Explorer II should be built , because of the ...
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Common terms and phrases
Ala Beg Allan Brooks American Anthony Stewart auklet Bahamas balloon Bell birds blue breed bridge California Captain China Chinese coast color plate dovekies eggs Explorer feet fish flight flowers Gate Geographic Society Finlay girl Glacier gold gondola ground head hills horses Hubbard huge Island Japan Japanese Kalmucks Kirghiz kumiss Lake land live look Maori Maynard Owen Williams miles Mount mountain murre murrelet Nassau NATIONAL GEOGRAPHIC MAGAZINE National Geographic Society native nest nomads North painted Peiping Photograph by Richard Plate VII puffin rhinoceros auklet River road Robert Moore rock ropes Sayjan Beg Schnauzer sheep ship Skye Terrier slopes Society Finlay Photograph Society's South South Island stratosphere summer Tatar Tekes tion tower trail trees Valley walls Welsh Terrier West wild winter women yurt Zealand