Cite

Seal of John Howard, the first Duke of Norfolk ... Seal of Henry Howard, Earl of Norwich ... ; Seal of Henry Howard, Duke of Norfolk ... [graphic]

MLA

Seal of John Howard, the First Duke of Norfolk ... Seal of Henry Howard, Earl of Norwich ... ; Seal of Henry Howard, Duke of Norfolk ... [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/16194605.

APA, 6th edition

Seal of John Howard, the first Duke of Norfolk ... Seal of Henry Howard, Earl of Norwich ... ; Seal of Henry Howard, Duke of Norfolk ... [graphic]. (0 C.E.). [Engravings England London 1784]. publisher not identified. https://collections.library.yale.edu/catalog/16194605.