Signature: in plate below image: "Henry Morland pinx-t. / Philp Dawe fecit."
Inscription: in plate: "R. Sayer excudit / A Connoisseur and a Tired Boy / London, Printed for Rob-t. Sayer, Map & Printseller, No. 53 in Fleet Street, as the Act directs 22 Nov-r. 1773"
John Chaloner Smith British Mezzotinto Portraits...from the introduction of the art to the early part of the present century. Henry Sotheran & Company, vols. 1-4, 1878–83, cat. no. 18.