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Books by Leonard S. Hobbs,

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2 books found
The Wright Brothers' Engines and Their Design
The Wright Brothers' Engines and Their Design
By: Leonard S. Hobbs,
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The Wright Brothers' Engines and Their Design (Smithsonian Institution Annals of Flight Series)
The Wright Brothers' Engines and Their Design (Smithso…
By: Leonard S. Hobbs, Smithsonian Institution
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