Overall: 1 in. ( 2.5 cm )
Circular metal pin-back button "O'DWYER/AFL/LABOR/UNITED/CIO/ LEHMAN"; white and blue.
William O' Dwyer and Herbert H. Lehman were both prominent members of the American Federation of Labor and the Committee of Industrial Organizations during the 1930s and 1940s.
Gift of David Klotz
Due to ongoing research, information about this object is subject to change.