Douglas Reflecting Protractor by Cary

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Description

Nice Example of Sir Howard Douglas's Patent Protractor, Patent No. 3461 2nd July 1811. Signed: Cary. London. No. 82. Scale 130 degrees reading to 121 degrees, Scale divided in 30" minute divisions, Vernier reading to 1" minute of Arc. Some of the the original gold lacquer finish remaining, Original Leather Case.
DateEarly 19th Century : 1820 ConditionVery Good Codeas1263a009 PriceSOLD StatusFor Sale SellerMike Read Antique Sciences Telephone07850193718Non UK callers :+44 7850193718 Emailmichaelread060@gmail.com

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