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| Date: | 04 08 1938 |
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| Description: | Four employees behind the meat counter in the North St. Meat Market (Jacobson's), 227 North Street. |
| Date: | 04 08 1938 |
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| Description: | Four employees behind the meat counter in the North Street Market, 227 North Street. |
| Date: | 11 10 1937 |
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| Description: | Three male workers testing the "Clean Easy Milker" milking machines at the Ben H. Anderson Mfg. Company, 3220 Atwood Avenue. |
| Date: | 02 26 1936 |
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| Description: | Three men in CUNA (Credit Union National Association) mailing room, Raiffeisen House, located at 142 East Gilman Street. |
| Date: | 03 02 1934 |
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| Description: | A man exposing a negative onto a zinc plate, in preparation for making a zinc etching at Wisconsin Engraving Co., 109 S. Carroll Street. |
| Date: | 03 02 1934 |
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| Description: | A man in the camera room at the Wisconsin Engraving Company plant, 109 S. Carroll Street, is coating the wet plate negative with rubber and collodion to ma... |
| Date: | 06 23 1933 |
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| Description: | U.S. Forest Products engineer, George W. Trayer, in the laboratory with a plywood panel, newly developed to provide strength and durability in construction... |
| Date: | 10 30 1931 |
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| Description: | A food scientist looking through a microscope at Oscar Mayer. |
| Date: | 09 09 1931 |
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| Description: | Lab worker conducting a test at the Oscar Mayer laboratory. |
| Date: | 09 02 1931 |
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| Description: | Dr. Claude Reading, new director of the state veterinary control laboratory in Agriculture Hall at the University of Wisconsin, at work in his laboratory. |
| Date: | 06 16 1931 |
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| Description: | Albert Lorenz, assistant U.S. meteorologist, is reading a wind velocity instrument in the laboratory at North Hall at the University of Wisconsin-Madison. |
| Date: | 07 16 1931 |
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| Description: | Potentiometer Thermometer being read by Albert Lorenz, assistant meteorologist, U.S. Weather Bureau, North Hall, University of Wisconsin. |
| Date: | 05 20 1931 |
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| Description: | Interior view of a Toledo Computogram scale on a counter in a Dodgeville store, with the grocer weighing bananas. In the background is a display of merchan... |
| Date: | 05 20 1931 |
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| Description: | View of Anglidle scale in Dodgeville store showing grocer weighing bananas. Merchandise is on display on the counter and on shelves in the background. |
| Date: | 03 07 1931 |
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| Description: | Four laboratory workers in the Madison General Hospital laboratory. Three women are working at a counter near microscopes. A man is leaning against a coun... |
| Date: | 11 15 1929 |
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| Description: | A worker weighing a wheel of cheese on a balance scale for the National Cheese Products Federation. |
| Date: | 11 15 1929 |
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| Description: | A worker weighs a wheel of cheese on a Toledo scale for the National Cheese Products Federation. |
| Date: | 07 30 1929 |
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| Description: | Man weighing chickens on a Toledo scale at the Southern Wisconsin Produce Company, located at 638-40 West Main Street. |
| Date: | 07 30 1929 |
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| Description: | A man reads a Toledo scale at the University of Wisconsin engineering building. |
| Date: | 07 30 1929 |
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| Description: | A man reading a scale at the University of Wisconsin engineering building. |
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