C. A. D. C. Cir. Certiorari granted, judgment vacated, and cases remanded for further consideration in light of NLRB v. Pipefitters, 429 U. S. 507 (1977). Reported below: 174 U. S. App. D. C. 456, 533 F. 2d 683.
C. A. D. C. Cir. Certiorari granted, judgment vacated, and cases remanded for further consideration in light of NLRB v. Pipefitters, 429 U. S. 507 (1977). Reported below: 174 U. S. App. D. C. 456, 533 F. 2d 683.