MARY PAT LAFFEY, ET AL., v. NORTHWEST AIRLINES, INC., APPELLANT, AIR LINE PILOTS ASSOCIATION, NON-ALIGNED PARTY. (TWO CASES) MARY PAT LAFFEY, ET AL., APPELLANTS, v. NORTHWEST AIRLINES, INC., AIR LINE PILOTS ASSOCIATION, NON-ALIGNED PARTY. (TWO CASES) Nos. 83-1033, 83-1034, 83-1167 and 83-1168.United States Court of Appeals, District of Columbia Circuit.Argued December 8, 1983. Decided July […]