Mueller v. Monongahela Fire Clay Co. , 183 Pa. 450 ( 1898 )
Sicardi v. Keystone Oil Co. , 149 Pa. 148 ( 1892 )
Pangburn v. American Vault, Safe & Lock Co. , 205 Pa. 83 ( 1903 )
Cowan v. Pennsylvania Plate Glass Co. , 184 Pa. 1 ( 1898 )