County of Centre v. Musser , 519 Pa. 380 ( 1988 )
Fraternal Order of Police, Lodge No. 5 v. City of Philadelphia , 526 Pa. 301 ( 1991 )
Board of Education of the School District v. Philadelphia Federation of Teachers Local No. 3 , 464 Pa. 92 ( 1975 )
Philadelphia Housing Authority v. Union of Security Officers 1 , 500 Pa. 213 ( 1983 )
Penn-Delco School District v. Urso , 33 Pa. Commw. 501 ( 1978 )
City of Philadelphia v. Fraternal Order of Police, Lodge No. 5 , 129 Pa. Commw. 392 ( 1989 )