An impressive brass surveying protractor 45cm diameter and 70cm lenght, early 17th century
€1,000
Circa
1600
Country of manufacture
Germany
Description
An exceptionnal brass protractor for surveying uses measuring 45cm diameter and 70cm lenght.
The semi-circle is finely engraved and divided. The middle part is built has a large dividers with decorative parts serving to use the move the protractor.
The long arm measures 70cm. The piece is original but was re-engraved in metric system in the early 19th century.
The sights are now missing.
An exceptionnal instrument by its size.
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Dealer information
Le Zograscope
Established by Alexandre Piffault in 2014 and based in Paris at 5 rue de Condé, 75006, very close to Odéon, Le Zograscope specializes in antique and rare books in Science, Medicine and Technology, and rare antique instruments in the same fields. We have especially a strong interest in early and continental microscopy, early and special mathematical/drawing instruments, medical and surgical instrument, and rare technology.
Personnal website : https://www.lezograscope.com/
