The Journal of Prison Discipline and Philanthropy (New Series, No. 47 and 48, January 1909)

No person who is not an official visitor of the prison, or who has not a written permission, according to such rules as the Inspectors may adopt as aforesaid, shall be allowed to visit the same; the official visitors are: the Governor, the Speaker and members of the Senate; the Speaker and members of the House of Representatives; the Secretary of the Commonwealth; the Judges of the Supreme Court; the Attorney-General and his Deputies; the President and Associate Judges of all the courts in the State; the Mayor and Recorders of the cities of Philadelphia, Lancaster, and Pittsburg; Commissioners and Sheriffs of the several Counties; and the “Acting Committee of the Philadelphia Society for Alleviating the Miseries of Public Prisons.” (Note: Now named “The Pennsylvania Prison Society.”)— Section 7, Act of April 23, 1829.
The above was supplemented by the following Act, approved March 20, 1903:
To make active or visiting committees of societies incorporated for the purpose of visiting and instructing prisoners official visitors of penal and reformatory institutions.
Section 1. Be it enacted, etc., That the active or visiting committee of any society heretofore incorporated and now existing in the Commonwealth for the purpose of visiting and instructing prisoners, or persons confined in any penal or reformatory institution, and alleviating their miseries, shall be and are hereby made official visitors of any jail, penitentiary, or other penal or reformatory institution in this Commonwealth, maintained at the public expense, with the same powers, privileges, and functions as are vested in the official visitors of prisons and penitentiaries, as now prescribed by law: Provided, That no active or visiting committee of any such society shall be entitled to visit such jails or penal institutions, under this act, unless notice of the names of the members of such committee, and the terms of their appointment, is given by such society, in writing, under its corporate seal, to the warden, superintendent or other officer in charge of such jail, or other officer in charge of any such jail or other penal institution.