by American Vocational Association

1928

by American Bankers Association

1919

by American Medical Association

1914

by American Chamber of Commerce of the Philippines

1921

by American Chamber of Commerce of the Philippines

1921

by American Society of Association Executives, American Trade Association Executives

1922

by American Economic Association, American Economic Association. Annual Meeting

1920

by Norwegian American Chamber of Commerce

1922

by American Institute of Certified Public Accountants

1923

by American Cancer Society

1925

by American Gas Association

1923

by American Pharmaceutical Association

1925