the mastery of the air(操纵空气) |
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| 更新时间：2022-08-17 | |
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内容简介
THE MASTERY OF THE AIRTHE MASTERY OFTHE AIRby WILLIAM J. CLAXTONPREFACEThis book makes no pretence of going minutely into the technical andscientific sides of human flight: rather does it deal mainly with the realachievements of pioneers who have helped to make aviation what it is to-day.My chief object has been to arouse among my readers an intelligentinterest in the art of flight, and, profiting by friendly criticism of several ofmy former works, I imagine that this is best obtained by setting forth the...