Date: | 09 20 1956 |
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Description: | Katharine Mather of the Corps of Engineers Waterways Experiment Station checks a computer analysis of the composition of cement. |
Date: | 11 04 1937 |
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Description: | Factory worker assembles bull gear for a WD-40 tractor on an assembly line at Milwaukee Works. Photograph taken by Don Jones. |
Date: | 11 04 1937 |
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Description: | An employee using a file to demonstrate the hardness of a diesel engine cylinder at Milwaukee Works (factory). Photograph taken by Don Jones. |
Date: | 12 08 1931 |
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Description: | Slightly elevated view of a group of Oconomowoc High School students on a tour at the "Milwaukee Journal." They are viewing the newspaper's presses in oper... |
Date: | 03 02 1954 |
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Description: | Stanley E. Bennett, a First Wisconsin National Bank cashier, listens to the handset while John T. Frymark, a Wisconsin Telephone Company central office for... |
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