Muehlieb v. City of Philadelphia , 133 Pa. Commw. 133 ( 1990 )
Commonwealth v. Toner , 444 Pa. Super. 30 ( 1995 )
Connally v. General Construction Co. , 46 S. Ct. 126 ( 1926 )
Grayned v. City of Rockford , 92 S. Ct. 2294 ( 1972 )
Smith v. Goguen , 94 S. Ct. 1242 ( 1974 )
Hoffman Estates v. Flipside, Hoffman Estates, Inc. , 102 S. Ct. 1186 ( 1982 )
Coates v. City of Cincinnati , 91 S. Ct. 1686 ( 1971 )