English compound microscope of the 17th century assigned to Christopher Cock, Optical Instrument maker. Vellum covered body with tripod mount.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: English compound microscope of the 17th century assigned to Christopher Cock, Optical Instrument maker. Vellum covered body with tripod mount. Wellcome Collection. Source: Wellcome Collection.