Cite

The ne-plus-ultra of seamen alias Ultra-Marine [graphic].

MLA

Williams, Charles, active 1797-1830, printmaker. The ne-plus-ultra of seamen alias Ultra-Marine [graphic].. [approximately December 1820]. https://collections.library.yale.edu/catalog/16817001.

APA, 6th edition

Williams, Charles, active 1797-1830, printmaker. ([approximately December 1820])[The ne-plus-ultra of seamen alias Ultra-Marine [graphic].]. https://collections.library.yale.edu/catalog/16817001.