Laboratory 3rd floor, Wellcome Chemical Research Laboratories. 19th C
Licence: Public Domain Mark
Credit: Laboratory 3rd floor, Wellcome Chemical Research Laboratories. 19th C. Wellcome Collection. Source: Wellcome Collection.
Licence: Public Domain Mark
Credit: Laboratory 3rd floor, Wellcome Chemical Research Laboratories. 19th C. Wellcome Collection. Source: Wellcome Collection.