On/Off Indicator Light, T80-Cobalt Unit
Date1978
Dimensions2.7 x 2.7 x 7.5 cm
Credit LineGift of the London Regional Cancer Program, London Health Sciences Centre, London, Ontario, 2014
Object number2014.011.004
Label TextThis light bulb beside it formed part of the Cobalt Bomb. On October 27, 1951, London’s Victoria Hospital became the first to use this device to treat cancer.
NameDevice, Visual Signaling
1963-1978
c. 1898
c. 1930s - c. 1950s
c. 1936