Stark v. Lehigh Foundries, Inc. , 388 Pa. 1 ( 1957 )
Brillhart v. Edison Light & Power Co. , 368 Pa. 307 ( 1951 )
McCreery v. Westmoreland Farm Bureau , 357 Pa. 567 ( 1947 )
Yoffee v. Pennsylvania Power & Light Co. , 385 Pa. 520 ( 1956 )