Offered for sale are these elegant brass and steel dividers, probably German or French, from the early 18th century. With detachable point, they would have been used for drawing, mathematics, or chart reading. Constructed with a five-leaf friction joint and geometric head, elegant curving details, and a steel thumbscrew.
Hallmarks are found on both legs including the number ‘7’ and the letters IR with crossing keys above – most likely the maker stamp.
12.7 cm/ 5”
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Instrumentum 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. If you are interested in something particular please contact us at firstname.lastname@example.org. Image galleries of our inventory can be viewed on Pinterest and Facebook at the following links: