Going down in a diving machine
MLA
Gillray, James, 1756-1815. Going down in a diving machine. Folder X-58. 1801 July 19. https://collections.library.yale.edu/catalog/11861027.
APA, 6th edition
Gillray, James, 1756-1815. (["Folder X-58"])(1801 July 19)[Going down in a diving machine]. https://collections.library.yale.edu/catalog/11861027.