Vance Trans. Co. v. P.S.C. , 105 Pa. Super. 228 ( 1932 )
York M. Exp. Co. v. P.S.C. , 111 Pa. Super. 169 ( 1933 )
Crownhill Homes, Inc. v. City of San Antonio , 433 S.W.2d 448 ( 1968 )