The Usurper, a tragedy. As it was acted at the Threatre Royal by his Majesties servants. Written by the honourble Edward Howard, Esq. Licens'd August 2. 1667. Roger L'Estrange.
Howard, Edward,active 1669.
London : printed for Henry Herringman at the Anchor in lower walk of the New Exchange,
1668.
Represents Cromwell under the name of Damocles.
Wing (CD-ROM, 1996)
ESTC
Cromwell, Oliver, 1599-1658