Cite

Rob[ert] Cocking The ascent of the Royal Nassau Balloon with the parachute attached, 24th July 1837 ; This sketch exhibits the parachute with Mr. Cocking in the three stages of the descent. [graphic]

MLA

Rob[Ert] Cocking The Ascent of the Royal Nassau Balloon with the Parachute Attached, 24th July 1837 ; This Sketch Exhibits the Parachute with Mr. Cocking in the Three Stages of the Descent. [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/10971525.

APA, 6th edition

Rob[ert] Cocking The ascent of the Royal Nassau Balloon with the parachute attached, 24th July 1837 ; This sketch exhibits the parachute with Mr. Cocking in the three stages of the descent. [graphic]. (0 C.E.). [Lithographs England London 1837]. publisher not identified. https://collections.library.yale.edu/catalog/10971525.