Cite

[Madame du Deffand's snuff box with portrait of Tonton] [realia]

MLA

Roucel, Louis, -1787. [Madame du Deffand's snuff box with portrait of Tonton] [realia]. [approximately 1777]. https://collections.library.yale.edu/catalog/16721022.

APA, 6th edition

Roucel, Louis, -1787. ([approximately 1777])[[Madame du Deffand's snuff box with portrait of Tonton] [realia]]. https://collections.library.yale.edu/catalog/16721022.