3. S and P execute an enforceable contract of sale calling for S to transfer title to "Lot 1, Oneacre Subdivision, Smith County, Nevada, as shown on Plat 88-341 held by the Recorder of Deeds of said County." (This lot description is a recorded, public record in county land records: A plat reference is everywhere by statute a valid method of describing property.) P's mortgage company reports that its employee cannot locate one of the four boundaries of the lot on the ground, and the mortgage company then reports that S's title is unmarketable. Is this correct