Five patents relating to aviation

by James Means

$50 · Offered by Rulon-Miller Books · No longer available

Boston: James Means, 1909 . 8vo, pp. 8 ; original green printed wrappers slight fading at extremities ; fine copy. Letters patent granted May 25, 1909 for a signaling apparatus and 3 types of launching apparatus. Item #142

• Binding: Wrappers

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