A Brass Graphometer, French ca. 19th Century A brass semi-circular instrument with one fixed alidade with two sights and a moveable alidade with sights

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Sold Date 2026 full date locked

Source ASPIRE AUCTION, Cleveland, OH, USA

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Description

A Brass Graphometer, French ca. 19th Century A brass semi-circular instrument with one fixed alidade with two sights and a moveable alidade with sights. Mounted onto a ball and socket joint with large winged nut and with newer wood base. Threaded stem for mounting onto a tripod, which is not...

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