An unsigned and without case very fine and elegant ellipsograph built in brass, steel and cast iron.
The instrument is certainly French from the mid/second half of 19th century.
It measures 27cm lenght and the cross/circle 7,8cm diameter.
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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.