Description
A circular light switch for wall mounting, by Crabtree, circa 1928. This toggle switch is made from compression moulded phenol formaldehyde with a vitreous enamel back mount.
Designers & Manufacturers
Designer (Organisation)
Manufacturer
Inscriptions
moulded: "MADE IN ENGLAND CRABTREE REG. Nos. 734 537/9 PATENT CT509 1307.12.VITREOUS" (back mount)
Object number
AIBDC : 009184SA
Date
1928 (circa)
Country
Method
Material
plastic | |
PF | casing |
phenol formaldehyde | |
bakelite - generic term | |
vitreous enamel | back mount |
metal | screws and internal connectors |
brass |
Dimensions
Depth
40mm
Diameter
50mm