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List
Latest List of Plate Speeds for use with Wynne's "Infallible" Exposure Meters, March 1931. 9 page fold out list.
Collection Area
Industry
Item Number
2001.211/5
Historical Associations
Associated Person/Body: Infallible Exposure Meter Co. (The)
Association Type: Company name
Date: 03/1931
Place: Wrexham
Acquisition
collected officially, 28/11/2001
Measurements
Length
(mm): 80
Width
(mm): 52
Material
Card
Location
In store
Classification
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