Adams v. Gardiner , 306 Pa. 576 ( 1932 )
Mills v. Penna. R. R. , 284 Pa. 605 ( 1925 )
Ehrhart v. York Rys. Co. , 308 Pa. 566 ( 1932 )
Hawk v. Pennsylvania R. R. , 307 Pa. 214 ( 1931 )