by American Medical Association. Section on Orthopedic Surgery

1927

by American Institute of Electrical Engineers

1909

by American Historical Company

1922

by American Academy of Political and Social Science

1922

by American Institute of Homeopathy. Annual Session, American Institute of Homeopathy

1907

by American Neurological Association

1924

by American Roentgen Ray Society

1905

by American Academy of Political and Social Science

1922

by American Hospital Association

1929

by American Institute of Homeopathy

1907

by American Electrotherapeutic Association

1901

by American Electro-Therapeutic Association

1907