R.F. Tinnerholm (right) manager of the General Electric Company's Switchgear Department, and V.L. Cox, manager of engineers, discuss features of the department's new Switchgear Developments Laboratory here. In the background are towers and equipment of the laboratory's high voltage test yard where huge outdoor circuit breakers, switches and other equipment undergo test. The 10,000,000 laboratory was officially opened in ceremonies here today.
General Electric Company1952-05-19
Museum of Innovation & Science