Alfonso Ossorio, Animulae, 1950, Watercolor and wax on board, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/38413

Alfonso Ossorio, Impregnate, 1951, Watercolor, wax, and ink on paper, The Museum of Modern Art, New York. https://dartabase.art/cite/moma/37212