Watkins Dial Meter Experimental Model

Watkins dial meter experimental model, Hereford, England, c. 1900.

Details

Category:
Photographic Technology
Object Number:
1927-945
Materials:
glass, paper and metal
Measurements:
overall: 12 mm x 52 mm x 72 mm, .067 kg
type:
exposure meter
credit:
Watkins, Alfred