Baker's Traveller's microscope, circa 1860.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Baker's Traveller's microscope, circa 1860. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Baker's Traveller's microscope, circa 1860. Wellcome Collection. Source: Wellcome Collection.