![Clocks: side elevation of a dividing engine for setting out gearwheels. Engraving by Defehrt [after G. d'Heuland].](https://iiif.wellcomecollection.org/image/V0023819.jpg/full/512,/0/default.jpg)
Wellcome Collection
Clocks: side elevation of a dividing engine for setting out gearwheels. Engraving by Defehrt [after G. d'Heuland].
Unknown artist
Lettering: Horlogerie, profil de la machine de Sulli pour fendre les roues. ; Defehrt Fecit
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