MLA

Jenner, Samuel, 19th century, artist. [Old man with pipe] [art original]. [19th century]. https://collections.library.yale.edu/catalog/17339822.

APA, 6th edition

Jenner, Samuel, 19th century, artist. ([19th century])[[Old man with pipe] [art original]]. https://collections.library.yale.edu/catalog/17339822.