Quality pocket barometer by Negretti & Zambra with revolving altitude scale 0-10000 Feet, scale 21-31" with weather indications, instrument No.11248. Circa 1920.
Fine provenance - rear of case engraved Lt. Col. A.Hamilton Gault, Hatch Court, Taunton - please see the interesting article on Hamilton Gault in Canada. as an officer in the Boer War First WW, Britich MP for Taunton.
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