Photograph (1/4 plate bromide print) and one drawi

Photograph (1/4 plate bromide print) and one drawing from above, Lafleur and Roulot's patent binocular opera glass, 1873

Details

Category:
Optics
Object Number:
1924-290
type:
photograph
taxonomy:
  • visual and verbal communication
credit:
von Rohr, Dr. Moritz

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