A large and cased Chéron-type dynamometer and dynamograph (by the addition of a tambour), signed “Dynamometre dynamographe de M.M. Cheron et Chles Verdin”.
A superb large handle dynamometer made in steel, brass and ebony.
This kind of curved dynamometer was designed to eliminate the inconveniens of pain experienced when one tests his strength of grasp five or six times in succession.
This is a large and rare physiological and clinical instrument.
The dynamograph is complete with its tambour and measures 18,5 cm length ; the case 20,5×13 cm.
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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.