File:AN EARLY HELICOPTER.jpg
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Summary
| Description |
English: AN EARLY HELICOPTER of Paul Cornu |
| Date | |
| Source | THE BOY'S BOOK OF NEW INVENTIONS, BY HARRY E. MAULE, Garden City New York, DOUBLEDAY, PAGE & COMPANY 1912, [1] |
| Author | Unknown author |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:23, 4 July 2022 | | 550 × 212 (47 KB) | Bernard de Go Mars | Uploaded a work by Unknown from THE BOY'S BOOK OF NEW INVENTIONS, BY HARRY E. MAULE, Garden City New York, DOUBLEDAY, PAGE & COMPANY 1912, [https://www.gutenberg.org/files/46232/46232-h/46232-h.htm] with UploadWizard |
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