Saverio Manetti (Italian, 1723-1785), Drawn and etched by Violante Vanni and Lorenzo Lorenzi, “Pinguino maggiore. Alca major. CDLXXXXVII (497)”, Great Auk (Pinguinus impennis), Hand-colored engraving on paper, c.1767-1776, On loan from the collection of Dr. Michael and Elyn Stubblefield