21 Pa. Stat. § 444
All deeds and conveyances, which, from and after the passage of this act, shall be made and executed within this commonwealth of or concerning any lands, tenements or hereditaments in this commonwealth, or whereby the title to the same may be in any way affected in law or equity, shall be acknowledged by the grantor, or grantors, bargainor or bargainors, or proved by one or more of the subscribing witnesses thereto, before one of the judges of the supreme court, or before one of the judges of the court of common pleas, or recorder of deeds, prothonotary, or clerk of any court of record, justice of the peace, or notary public of the county wherein said conveyed lands lie, and shall be recorded in the office for the recording of deeds where such lands, tenements or hereditaments are lying and being, within ninety days after the execution of such deeds or conveyance, and every such deed and conveyance that shall at any time after the passage of this act be made and executed in this commonwealth, and which shall not be proved and recorded as aforesaid, shall be adjudged fraudulent and void against any subsequent purchaser or mortgagee for a valid consideration, or any creditor of the grantor or bargainor in said deed of conveyance, and all deeds or conveyances that may have been made and executed prior to the passage of this act, having been duly proved and acknowledged as now directed by law, which shall not be recorded in the office for recording of deeds in the county where said lands and tenements and hereditaments are lying and being, within ninety days after the date of the passage of this act, shall be adjudged fraudulent and void as to any subsequent purchaser for a valid consideration, or mortgagee, or creditor of the grantor, or bargainor therein.
21 P.S. § 444