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Filter: Subject of inventions
| Date: | 1919 |
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| Description: | Inventor, B.L. Boboroff, displays his vote recording device to members of the U.S. House of Representatives. |
| Date: | 07 31 1941 |
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| Description: | People gathered around a Farmall Regular tractor on the farm of Clarence L. Dauberman. Original caption reads: "Sydney G. McAllister, chairman, executive c... |
| Date: | 1899 |
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| Description: | A group of five men are standing and sitting around a McCormick grain binder. |
| Date: | 09 06 1948 |
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| Description: | A postcard advertising the invention of the telecamera by William Pitt Fessenden in 1941 in Phlox, Wisconsin. |
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