Antique Prospecting Compass Negretti & Zambra c1910
The Prospecting Compass' Negretti & Zambra Patent 12777 c1910.
drawing
wooden
vintage
telescope
rare
pocket
brass
original
watson
electric
victorian
stick
cased
machine
compass
century
large
model
mahogany
antique
microscope
scientific
wetzlar
19th
leitz
early
barometer
case
sons
london
working
circa
instruments
thermometer
instrument
Antique Scientific Instruments
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