The legal case between Lessee of James B. Clarke and Others, Plaintiffs in Error and John Courtney and Others, Defendants in Error was a dispute over a tract of land. The plaintiffs brought five counts in their declaration, each stating a separate demise of the same tract of land. The first count was on the demise of James B. Clarke on September 1, 1820, for 55,390 acres granted by Virginia to Martin Pickett by patent dated December 10, 1785. The suit was later dismissed by the plaintiffs as to forty of the defendants. The outcome of the case is not specified in the information provided.