Exceptional 18th century English boxwood nocturnal used for night navigation. Signed B.D. and dated 1715. Inscribed “For both bears.” Diameter approx. 4 1/2 inches. Length approx. 10 1/2 inches. Excellent condition. No repairs.
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Paul J Decoste
Based in West Newbury, Massachusetts, Paul J DeCoste has been in business since 1974, dealing in Scientific and Marine items. He has sourced important scientific instruments for major museums, including the Smithsonian, Harvard, and the Peabody Essex Museum. Paul also specialises in Americana and early metals, glass and pottery. Paul is a member of the Antique Dealers Association of America, all items are guaranteed genuine and as described.