Metal Iolanda switchboard, 1900-1950

Large metal Iolanda switchboard with 2 meters (No. 60939), made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

Details

Category:
Radio Communication
Object Number:
1959-230/1
Materials:
copper (alloy), copper (metal), glass, metal (unknown) and paint
Measurements:
overall: 620 mm x 464 mm x 350 mm, 28 kg
type:
switchboard
credit:
Lent by the Museum of the History of Science