Cite

Gothic chairs at Strawberry Hill taken from painted glass, these by Mr. Bentley [art original].

MLA

Bentley, R. (Richard), 1708-1782, artist. Gothic chairs at Strawberry Hill taken from painted glass, these by Mr. Bentley [art original].. [not after 1760]. https://collections.library.yale.edu/catalog/16873178.

APA, 6th edition

Bentley, R. (Richard), 1708-1782, artist. ([not after 1760])[Gothic chairs at Strawberry Hill taken from painted glass, these by Mr. Bentley [art original].]. https://collections.library.yale.edu/catalog/16873178.