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Brief of points and proofs in regard to the proposed appropriation to enable the President to procure the surrender of the patent issued to Dr. W.T.G. Morton, for the discovery of the anaestetic properties of sulphuric ether. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.