"Challenge" Tropical Folding Bellows Camera

Optical glass prism assembly from artillery range-finder

Pair of Trieder 'Porro' type prismatic opera glass binoculars (3 power & 12mm objective lenses)

'Fernglas 08' Galilean binoculars, in case

Pair of prismatic field glass binoculars

Tenax Folding Plate Camera

Stereoscopic telescope, part sectioned

Century Model 46 Plate Camera

Lether case for field binoculars

Pair of field binoculars

C P Goerz wide-angle lens

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