Majority
p. 950No. 70-74. Pipefitters Local Union No. 562 et al. v. United States.
C. A. 8th Cir. [Certiorari granted, 402 U. S. 994 .] Motion of petitioners for leave to file supplemental brief after argument granted.
Mr. Justice Blackmun took no part in the consideration or decision of this motion.