Classification
Description
A circular surface mountable guage and cover with three viewing windows and a central spindle on which a dial or knob may have been mounted. The cover is made from black compression moulded phenol formaldehyde and the indicator dial from an engraved metal, with markings rising from 0 to 100 and falling from 100 to 0. One of the viewing windows has a small translucent plate of cellulose acetate.
Object number
AIBDC : 009255SA
Date
1910 - 1940 (circa)
Country
Method
Material
| plastic | |
| PF | guage cover |
| phenol formaldehyde | |
| bakelite - generic term | |
| CA | viewing window |
| cellulose acetate | |
| metal | indicator dial |
Dimensions
Height
94mm
Depth
20mm
Diameter
83mm