California Code, Public Resources Code - PRC § 7554

Any person having a vested interest in any swamp and overflowed land, covered by a patent lost or destroyed, and not of record in the county where the land is situate, in order to obtain the reissuing of the patent as provided in Section 7553, shall make an affidavit and file it in the office of the commission, setting forth that he has a vested interest in the land, or a part thereof, to which he makes application for a patent to be reissued from the State of California.  He shall also state in the affidavit the chain of title from the original patentee to and including the present owners of the land described in the original patent.