Fowler Adder Patent Model
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| Caption | Some 19th-century Americans earned their keep as inventors and patent agents. One of them was George B Fowler, inventor of this adder. Date: 1860s. Record ID: nmah_690829. |
|---|---|
| Creator | George B Fowler, maker |
| Artwork medium | unknown |
| Credit | National Museum of American History |
| Terms of use | Public Domain Dedication (CC0 1.0) |
| Search stock images by keyword | Fowler Adder Patent Model th-century Americans earned keep inventors patent agents Science Mathematics Adder George B Fowler |
| Stock image ref | Size | Views |
|---|---|---|
| YAH001809 | 2,537 x 1,689 pixels | 3 |
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