Cite

A pedigree of Walpole to explain the portraits and coats of arms at Strawberry Hill [graphic].

MLA

A Pedigree of Walpole to Explain the Portraits and Coats of Arms at Strawberry Hill [Graphic]. Horace Walpole, 0AD. https://collections.library.yale.edu/catalog/16193267.

APA, 6th edition

A pedigree of Walpole to explain the portraits and coats of arms at Strawberry Hill [graphic]. (0 C.E.). [Early works to 1800, Genealogy, Coats of arms Great Britain 18th century, Etchings England, Annotations (Provenance) 18th century]. Horace Walpole. https://collections.library.yale.edu/catalog/16193267.