Date: | 11 1924 |
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Description: | Robert M. La Follette, Sr., with Isabel Bacon La Follette (Mrs. Philip La Follette), Mrs. John J. Blaine, Philip Fox La Follette, Governor John J. Blaine, ... |
Date: | |
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Description: | Naval students operate a radio while an officer looks on at the U.S. Naval Training School (Radio). |
Date: | |
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Description: | Several groups of Naval students operate radios while an officer looks on at the U.S. Naval Training School (Radio). |
Date: | |
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Description: | One Naval student operates a telegraph while another student observes, listening with earphones, at the U.S. Naval Training School (Radio). A typewriter is... |
Date: | 11 24 1958 |
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Description: | The family of Professor Earle M. Terry and C.M. Jansky, Jr. honor Professor Terry with the C.M. Jansky award at the dedication of the historical marker doc... |
Date: | 03 1941 |
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Description: | Four girls sitting and playing in a Madison youth string quartet. In the background is a lamp and radio. Names, left to right: Jane Parking, Janet Hart, Na... |
Date: | 1922 |
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Description: | First car equipped with a radio to operate in Wisconsin. This view of the front shows the aerial antenna which spans the hood and extends over the roof of ... |
Date: | 1920 |
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Description: | Outdoor view of a car, built by two University of Wisconsin students, which can be driven remotely. |
Date: | |
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Description: | The original transmitting equipment for WHA, the oldest radio station in the nation. The telephone pictured served as a microphone. The station was in the ... |
Date: | |
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Description: | A vacuum tube built by Cyril Moreau Jansky for WHA radio station at the University of Wisconsin in Madison. |
Date: | |
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Description: | A radio transmitter tuner and vacuum tube. The tube was built by Cyril Moreau Jansky and the transmitter was most likely built by him as well. |
Date: | 1917 |
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Description: | The completed internal parts of a vacuum tube (power tube). |
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