by National Conference of Charities and Correction (U.S.). Annual Session

1913

by National Association of Retail Druggists (U.S.)

1928

by National Civic Federation. Woman's Dept

1913

by National Conference on Social Welfare

1914

by National Women's Trade Union League of America

1913

by National Conference on Social Welfare (U.S.)

1921

by National Conference of Social Work (U.S.). Session

1920

by National Conference on Social Welfare

1921

by National Conference of Social Work (U.S.). Annual Forum

1921

by National Child Labor Committee (U.S.)

1911

by National Institute of Social Sciences (U.S.)

1920

by National Institute of Social Sciences (U.S.)

1920