Le vol vertical ; theorie generale des helicopteres; les appareils a voilures tournantes de leurs origines a 1934.
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| Format: | Book |
| Language: | French |
| Published: |
Paris :
E. Blondel La Rougery,
1934.
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| Item Description: | At head of title: Lt-colonel Lame. |
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| Physical Description: | 242 pages : illustrations ; 25 cm. |