Problems presented by high-altitude flying; design of airplane; breathable air in cabin; propeller-engine unit, efficient at high altitudes; instruments and radio.
Air transport operations at high altitudes
Aero Digest
Aero Digest ; 26 , n 1
1935
3 pages
Article (Journal)
English
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Helicopter operations at high altitudes
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Rail and road transport at high altitudes in Switzerland
Engineering Index Backfile | 1952
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