Features / Doble

Photo gallery

Doble demonstrates the principle of his Doble Safety Portable Telephone, c. 1920
Graduation photo of Doble, 1916
At an early client conference on the Tufts College campus, Frank Doble demonstrates a prototype Hot-Guard test on a bushing.
Doble (standing, second from left) receives his honorary doctorate (Sc.D.) from Tufts, 1962. Tufts President Nils Wessell is seated front and center.
Early installation of Doble Safety Telephone.
Howard Walsh (on pole) gives a laboratory demonstration of the Doble Safety Portable Telephone, early 1920s.
Early laboratory test with Doble Type I power factor test set, Medford Hillside
The AMRAD radio mast near North Hall, where Doble Engineering was located from 1924 to 1947.

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Photos from the book "Doble Tested: Frank Currier Doble and Doble Engineering Company" and Tufts Digital Library.

This story originally ran on Apr. 9, 2008.

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