Wynne's Infallible Exposure Meter in silver case
- Materials:
- silver plated , white metal (unknown) , glass and paper (fibre product)
- Object Number:
- 1990-5036/4342/1
- type:
- exposure meter
Actinometer watch-type meter, full size, in engine-turned silver case. Hallmarked AW 'X' for 1897. In original tin packing, with plate speeds and instruction book.