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Credit
Indications of the paths taken by the nerve-currents, as they traverse the caudate nerve-cells of the spinal cord and encephalon : and an abstract of a paper upon the minute anatomy of the papillae of the frog's tongue / by Lionel S. Beale. 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.