
Ship/Place/Originator: Roy PenneyF24 Camera Data cards.
Giving time interval for 60% overlap for speed and height variations for 8, 5 and 3¼inch lenses.
Date / Date Range: 15-10-2016
Submitted By: Roy Penney
Now Held By: Roy Penney
Date Added: 14-12-2021
Historians Number: Hist 1318
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