The several tryals of Sir Henry Slingsby, Kt., John Hewet, D.D., and John Mordant, Esq., for high treason, in Westminster-Hall together with the Lord President's speech before the sentence of death was pronounced against the afore named Sir H. Slingsby and Dr. Hewet, being the 2 of June, 1658, at which time the said Mr. Mordant was by the court acquitted : as also the manner of their execution on Tower-Hill the 8 of June following, with the substance of their speeches on the scaffold.