71 Pa. Stat. § 991
The president or vice-president, and a member of the supreme executive council, appointed by council for that purpose, together with the secretary of the land office, the receiver general, and the surveyor general for the time being, shall be a board of property, to hear and determine in all cases of controversy on caveats, in all matters of difficulty or irregularity, touching escheats, warrants on escheats, warrants to agree, rights of pre-emption, promises, imperfect titles, or otherwise, which heretofore have or hereafter may arise, in transacting the business of the said land office. And the secretary of the land office is hereby empowered and directed to receive and enter caveats in his said office, copies whereof to be transmitted to and entered in the surveyor general's office; and the said secretary of the land office shall, with the approbation and consent of the president or vice president, appoint days of hearing, and shall grant citations, at the reasonable request of any party or person applying for the same, or otherwise, as the case may require; for which said services they, the said officers of the land office, shall take and receive such fees only as were customary at the former board of property.
71 P.S. § 991