Metallic tractors
MLA
Gillray, James, 1756-1815. Metallic tractors. Folder X-59. 1801 November 11. https://collections.library.yale.edu/catalog/11861028.
APA, 6th edition
Gillray, James, 1756-1815. (["Folder X-59"])(1801 November 11)[Metallic tractors]. https://collections.library.yale.edu/catalog/11861028.