Unknown. Gopher Tortoise, Hawksbill, Loggerhead, Leatherback and Map Turtles. London, 1972. Original gouache illustrations collaged onto watercolored board. Original art for Treasure Book Anual #3. Board size: 14 x 10 1/2 in.
Youqua. Chinese Export School. [Insects.] Extremely fine gouache on pith paper, from an album bearing his name. Circa. 1835-40. Mounted on wove paper with silk ribbon. Approx image size 7 3/4" x 11 1/8"