Preview
Creation Date
5-2019
Description
Decade plug resistance box, circa 1938
Used to control the resistance of electric conductors. Made by Leeds and Northrup Company, USA
Courtesy of Alex Kogan
Photo by Lubosh Stepanek
5-2019
Decade plug resistance box, circa 1938
Used to control the resistance of electric conductors. Made by Leeds and Northrup Company, USA
Courtesy of Alex Kogan
Photo by Lubosh Stepanek