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Filter: COLLECTION_NAME of Glass negative series, circa 1900-1939
Filter: Subject of hats
Filter: Subject of research
| Date: | 1900 |
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| Description: | Two men are standing and posing with prize cattle in between two farm buildings. This farmstead may be a model farm, an experimental farm of the late 19th ... |
| Date: | 1900 |
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| Description: | Men inside the McCormick Works standing at machinery doing research and development. |
| Date: | 07 11 1924 |
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| Description: | Right side profile view of a man driving a tractor pulling an experimental weighted disk harrow. Buildings are in the background. |
| Date: | 06 27 1919 |
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| Description: | A man is sitting under an umbrella on a tractor-pushed Corn Picker in factory yard. Perhaps for research and development. There is a small building in the ... |
| Date: | 06 27 1919 |
|---|---|
| Description: | A man is sitting under an umbrella on a tractor-pushed Corn Picker in factory yard. Perhaps for research and development. A group of men are watching and s... |
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