Wynne's "Infallible" Exposure Meter

Made:
1912
Wynne's "Infallible" Exposure Meter

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Wynne's "Infallible" exposure meter complete with instructions in original tin case; ( works by darkening of light - sensitive test paper), c. 1912.

Details

Category:
Photographic Technology
Object Number:
1970-317
type:
exposure meter
credit:
Spencer, R.K.