An American rosewood marine stick barometer with sympiesometer T.S. Negus & Co., New York, Circa 1865 the flat top case with leaf carving above brass cistern cover, with brass wall mount and gimbal, concealed tube, with glass panel to two-day angled bone plates with twin sliding vernier scales and signed T.S. NEGUS & CO./NEW YORK , with Improved Sympiesometer under bevelled glass to the trunk 37¾in. (96cm.) high Negus, T.S. & Co.
An American rosewood marine stick barometer with sympiesometer T.S. Negus & Co., New York, Circa 1865 the flat top case with leaf carving above brass cistern cover, with brass wall mount and gimbal, concealed tube, with glass panel to two-day angled bone plates with twin sliding vernier scales and signed T.S. NEGUS & CO./NEW YORK , with Improved Sympiesometer under bevelled glass to the trunk 37¾in. (96cm.) high Negus, T.S. & Co.
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