192 A.2d 707 (Pa. 1963) Cited 44 times
Noting that the issuance of a writ of prohibition is not within the powers of a common pleas court and discussing the Act of May 22, 1722, 1 Sm.P.L. 131, which established a Supreme Court and County Courts of Common Pleas for Pennsylvania and invested the former with all the powers of the High Court Justices at Westminster, including the power to issue writs of prohibition and mandamus