United Mine Workers of America v. Riverton Coal Co.United Mine Workers of America v. Riverton Coal Co.Supreme Court of the United StatesJun 12, 1972No. 71-1346Check Treatment (1)Versions:407 U.S. 91592 S. Ct. 2439 C. A. 6th Cir. Certiorari denied. Mr. Justice Douglas is- of the opinion that certiorari should be granted..