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GERMAN OR AUSTRIAN, 18TH CENTURY
细节
A SILVER POCKET TELESCOPE
GERMAN OR AUSTRIAN, 18TH CENTURY
unsigned and undated, the engine-turned silver body-tube with screw focus.
2in. (5cm.)
GERMAN OR AUSTRIAN, 18TH CENTURY
unsigned and undated, the engine-turned silver body-tube with screw focus.
2in. (5cm.)