A KNAPP OPHTHALMOTROPE
Lot 213

A KNAPP OPHTHALMOTROPE

GERMAN, LATE 19TH CENTURY

Fermé21 April 2016

Prix réalisé

GBP 3,250

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A KNAPP OPHTHALMOTROPE
GERMAN, LATE 19TH CENTURY
with maker's or retailer's label Fritz Salan Halbersdadt Rathenow Berlin Wien, the two eyes rigged with six strings each attached to weights behind the backplate, supported on tripod foot
15½in. (39cm.) high