Alan R. Sawyer, Animal Sculpture in Pre-Columbian Art, exh. cat. (Art Institute of Chicago, 1957), pg. 41 (ill.).
Allen Wardwell, Primitive Art in the Collections of the Art Institute of Chicago (Art Institute of Chicago, 1965), fig. 12 (ill.).
Richard Townsend, “Deciphering the Nazca World: Ceramic Images from Ancient Peru,” Art Institute of Chicago Museum Studies 11, 2 (Spring 1985), pg. 129 (ill.).
Art Institute of Chicago, Animal Sculpture in Pre-Columbian Art, Oct. 12, 1957–Feb. 2, 1958, cat. pg. 41 (ill.).
Zurich, Switzerland, Museum Rietberg Zurich, Nasca: Geheimnisvolle Zeichen im Alten Peru, June 20–October 3, 1999, cat.; traveled to Vienna, Museum fur Volkerkunde, October 29, 1999–January 31, 2000.
Eduard Gaffron (1861–1931), Lima, Peru, from 1892 to 1912, then Berlin, from [History of the Department report (Joanne Behrens, 1985) and correspondence in curatorial file]; by descent to his children Mercedes Gaffron, Berlin then Durham S.C. and Hans Gaffron (1902–1979), Berlin then Chicago [correspondence and documentation of the Gaffron Collection in curatorial file]; sold to the Art Institute, 1955.