H. P. Foley Co. v. Barnett , 303 Pa. 218 ( 1931 )
Leffmann's Estate , 312 Pa. 236 ( 1933 )
Belmont Lab., Inc. v. Heist , 300 Pa. 542 ( 1930 )
Heyman v. Hanauer , 302 Pa. 56 ( 1930 )