Offered for sale is a circa 1715 brass sector featuring exquisite floral designs at the hinge, typical mathematical scales and alchemical symbols including tiny faces on the sun signs (for gold), early Roman block letters, and spelling such as “Poids de Bouletz.”
Instrument maker Jean Maulevaut is recorded working in Paris at the Quai de l’Horloge under the sign “Au Niveau” in 1712. His widow is recorded at the same address in 1721. The sign “Au Niveau” was taken up by instrument maker Claude Langlois circa 1727-1735.
Maulevaut was a very skilled and creative engraver as can be seen in several contemporary instruments by his hand:
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Instrumentum is based in the United States and specializes in high quality 17th and 18th century scientific instruments for architecture, mathematics and navigation. We have collected antique instruments for over 20 years with a focus on early and rare European architectural drafting sets, dividers, and rules. Please check regularly as new additions are made and prices may change. If you are interested in something particular please contact us at email@example.com.