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Credit
Experiments on life, as fundamental to the science of preventive medicine and as of question between man and brute : an address delivered on August 3rd, 1881, at the opening of the State Medicine Section of the International Medical Congress then assembled in London / by John Simon. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.