Compulsory information in coal
Subtitle: a fact finding agency.
By: Issued by Nationalization Research Committee, United Mine Workers of America.
Contributors: Brophy, John, 1883-1963.
Published: 1922
Place of publication: Altonna, Pa
Language: eng
Number of pages: 28
Subjects: Coal trade -- United States.
Notes: John Brophy, chairman.
Slip mounted on cover: Submitted by John Brophy ... at hearing in Washington before House Labor Committee.