by American Federation of Labor

1905

by American Federation of Labor

1919

by American Federation of Labor. Convention

1930

by American Federation of Labor

1919

by American Federation of Labor

1923

by American Association of School Administrators

1927

by American Vocational Association

1928

by American Fund for Public Service

1929

by American Library Association

1922

by American Federation of Labor. Department of Education

1924

by American Child Health Association

1929

by Workers Education Bureau of America, American Federation of Labor. Department of Education

1939