THE MOUNTAIN STATES TELEPHONE AND TELEGRAPH COMPANY, PETITIONER, v. OCCUPATIONAL SAFETY AND HEALTH REVIEW COMMISSION AND RAY MARSHALL, SECRETARY OF LABOR, RESPONDENTS. No. 78-1438.United States Court of Appeals, Tenth Circuit.Argued September 14, 1979. Decided June 23, 1980. Page 156 David R. Hansen, Denver, Colo., for petitioner. Lorelei J. Borland, Atty., Washington, D.C. (Carin A. Clauss, […]