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Filter: Subject of technology
| Date: | 02 15 1830 |
|---|---|
| Description: | Increase Lapham's drawing of a railroad tunnel and railroad tracks. |
| Date: | 1827 |
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| Description: | Increase Lapham's drawing of a rig designed by Mr. Orange Dibble for removing rocks and other large debris from deep canal cuts. |
| Date: | 1869 |
|---|---|
| Description: | Vignetted carte-de-visite portrait of Joseph Henry (1797-1878), Scottish-American scientist. Widely considered one of the greatest scientists of his genera... |
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