21 Pa. Stat. § 261
Any and every grant, bargain and sale, release, or other deed of conveyance or assurance of any lands, tenements or hereditaments in this commonwealth, heretofore bona fide made, executed and delivered by husband and wife, within any other of the United States, where the acknowledgment of the execution thereof has been taken and certified by any officer or officers in any of the states where made and executed, who was or were authorized by the laws of such state to take and certify the acknowledgment of deeds of conveyance of lands therein, shall be deemed and adjudged to be as good, valid and effectual in law for transferring, passing and conveying the estate, right, title and interest of such husband and wife, of, in and to the lands, tenements and hereditaments therein mentioned, and be in like manner entitled to be recorded, as if the acknowledgment of the execution of the same deed had been in the same and like way, manner and form taken and certified by any judge, alderman or justice of the peace, of and within this commonwealth.
21 P.S. § 261