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Credit
Germinal matter and the contact theory : an essay on the morbid poisons, their nature, sources, effects, migrations, and the means of limiting their noxious agency / by James Morris. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.