TY - BOOK AU - Fitch,John A. AU - Cabot,Charles M. ED - United States Steel Corporation. TI - Hours of labor in the steel industry: a communication to 15,000 stockholders of the United States Steel Corporation AV - HD5119.I7 F6 PY - 1912///] CY - [Boston? PB - s.n. KW - Hours of labor N1 - Circular letter, signed Charles M. Cabot, to the stockholders of United States Steel Corporation inserted between p. 2 and 3 ER -