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| Date: | 1900 |
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| Description: | Technicians standing and sitting in the paint(?) laboratory at the McCormick Reaper Works factory. Tables are equipped with burners, beakers and other supp... |
| Date: | 1948 |
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| Description: | A lab technician tests binder twine, possibly at the McCormick Twine Mill. Original caption reads: "Resistance to rot, insect and rodent damage, is establi... |
| Date: | 02 20 1951 |
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| Description: | Al Hammond, a technician at the state crime laboratory, poses with some testing equipment. As a former medical corps man during World War II, he would be a... |
| Date: | 07 01 1957 |
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| Description: | Betty Gregg, chief technologist for the Red Cross in Madison, checks the blood type of volunteer donor George Gill. |
| Date: | 1970 |
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| Description: | A female technician is at a workbench testing dyes for nylon carpet. The woman is wearing a white lab coat and apron, and has a beehive or bouffant hairsty... |
| Date: | 1953 |
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| Description: | Mary Alyce DeVillez in her office at International Harvester's refrigeration works. |
| Date: | 1953 |
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| Description: | Dora Louise Bower and Ethel Mitchel determining a freezer's capacity in the lab at International Harvester's refrigeration works. |
| Date: | 1953 |
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| Description: | Mae Houston discussing foot pedal design of the Decorator with Ray Edwards and M. Jura of Experimental and Test. |
| Date: | 05 21 1957 |
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| Description: | Rolland H. Fellers, superintendent of the engraving department, checks over the new Robertson half-tone color camera at Madison Newspapers new photoengravi... |
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