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Credit
Über die akademische Freiheit der deutschen Universitäten : Rede beim Antritt des Rectorats an der Friedrich-Wilhelms-Universität zu Berlin am 15. October 1877 gehalten / von H. Helmholtz. 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.