An essay on the diseases of the jaws, and their treatment; with observations on the amputation of a part or the whole of the inferior maxilla; tending to prove that such operation is seldom, if ever, necessary / By Leonard Koecker.

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An essay on the diseases of the jaws, and their treatment; with observations on the amputation of a part or the whole of the inferior maxilla; tending to prove that such operation is seldom, if ever, necessary / By Leonard Koecker. Public Domain Mark. Source: Wellcome Collection.