Instrument for Estimating the Relative Sensitiveness of Different Films for Photographic Purposes

Instrument for Estimating the Relative Sensitiveness of Different Films for Photographic Purposes

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Instrument for estimating the relative sensitiveness of different films for photographic purposes.

Details

Category:
Photographic Technology
Object Number:
1887-42
Measurements:
overall: 66 mm x 242 mm x 113 mm, .976 kg
type:
instrument
credit:
Paget, J