This opinion cites 12 cases:

Llewellyn v. Philadelphia & Reading C. & I. Co. ( 1932 )


United Natural Gas Co. v. James Bros. Lumber Co. ( 1937 )


A. D. Graham & Co. v. Pennsylvania Turnpike Commission ( 1943 )


Adler v. Helsel ( 1942 )


City of Philadelphia v. Public Service Commission ( 1924 )


West Penn Railways Co. v. Pennsylvania Public Utility Commission ( 1938 )


Borough v. Pennsylvania Public Utility Commission ( 1940 )


Jennings v. Pennsylvania Public Utility Commission ( 1940 )


Commonwealth Ex Rel. Attorney General v. Benn ( 1925 )


West Penn Railways Co. v. Pennsylvania Public Utility Commission ( 1940 )


Commonwealth Ex Rel. Minerd v. Margiotti ( 1936 )


Colorado v. United States ( 1926 )