Cite

Nosey on his knees, or, The red striking to the blue [graphic]

MLA

Heath, Henry, active 1824-1850, printmaker. Nosey on his knees, or, The red striking to the blue [graphic]. [July 1830?]. https://collections.library.yale.edu/catalog/10970586.

APA, 6th edition

Heath, Henry, active 1824-1850, printmaker. ([July 1830?])[Nosey on his knees, or, The red striking to the blue [graphic]]. https://collections.library.yale.edu/catalog/10970586.