Commonwealth v. Palmer , 463 Pa. 26 ( 1975 )
Commonwealth v. Treftz , 465 Pa. 614 ( 1976 )
Brown v. United States , 93 S. Ct. 1565 ( 1973 )
Jones v. United States , 80 S. Ct. 725 ( 1960 )
Alderman v. United States , 89 S. Ct. 961 ( 1969 )