Contact Switch - Morse Code
From the Collection of The Ed Muirhead Physics Museum Level 2, The School of Physics, David Caro Building (192) Corner of Elgin and Swanston Streets The University of Melbourne Parkville VIC
- Rectangular wooden base with two metal strips on top of each other. Each strip is separated with a rectangular block between them at one end and has a terminal knob at that end. The other end of the top strip has a knob that when pressed produces a contact between the two strips.
- 5cm x 12.6cm x 4.8cm
- morse code switch, contact switch, gambrell bros, telegraphy
- 20th Century
- Gambrell Bros. & Co Ltd (Scientific Instruments)
- Engraved on top: 'GAMBRELL BROS & CO LTD / PATT. 5037'
- 3 Mar 2017 at 10:09AM