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J. BROWN POCKET BAROMETER & COMPASS
Product: ANTIQUE POCKET BAROMETER & COMPASS
Material: Brass - Silvered Dial
Dimensions: Approx. 51mm Diameter 23mm Deep
Total Weight: Approx. 109gms
Stock Ref: X117
Details: This compensated barometer is responding to pressure change and the compass swings freely. The Maker is J. Brown 76 St Vincent St. Glasgow.