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The R-38 Catastrophe and the Mechanics of Rigid Airship Construction

Emilio Herrera

出版	National Advisory Committee for Aeronautics, 1922
URL	http://books.google.com.hk/books?id=nDxRnQEACAAJ&hl=&source=gbs_api

註釋

Translation of Spanish article published in "Memorial de ingenieros, " by Emilio Herrera, chief of engineers, Madrid.