[Robert Ferguson] An Enquiry into, and Detection of the Barbarous Murther of the late Earl of Essex, or, a Vindication of that Noble Person, from the guilt and infamy of having destroyed himself. 1689, small 4to, later half-leather, marbled boards; backstrip missing, front board and first few leaves detached, (4),75pp; bound with Lawrence Braddon A Letter to a Friend, 1690, title page missing; (6),62pp. Clean texts.