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Credit
The patent "Palmer" arm, for the Army and Navy : correspondence / B. Frank Palmer with the Surgeon-General, U.S.A., and the Board of Army Officers ; petition of 300 soliders, and decision of Acting Surgeon-General Barnes. 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.)