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Credit
An experimental essay, on mercury : being an inaugural dissertation, submitted to the examination of the Rev. John Andrews ... the Trustees and medical professors of the University of Pennsylvania, on the 3d. day of June, 1805 : for the degree of Doctor of Medicine / by John Douglass. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)