Cite

At Windsor the petty cannons houses in the form of a fetterlock one of King Edwd. [the] IVth's Royal Badges [graphic].

MLA

Vertue, George, 1684-1756. At Windsor the petty cannons houses in the form of a fetterlock one of King Edwd. [the] IVth's Royal Badges [graphic].. [1776?]. https://collections.library.yale.edu/catalog/15810058.

APA, 6th edition

Vertue, George, 1684-1756. ([1776?])[At Windsor the petty cannons houses in the form of a fetterlock one of King Edwd. [the] IVth's Royal Badges [graphic].]. https://collections.library.yale.edu/catalog/15810058.