B.J. (Bruno John) Wassermann-San Blas, Ceramics del Antiguo Peru de la Collection Wassermann-San Blas [with introduction by Heinz Lehmann] (Wassermann-San Blas, Buenos Aires, 1938), p. 136, cat. 239 (ill.).
Alan R. Sawyer, Animal Sculpture in Pre-Columbian Art, exh. cat. (Art Institute of Chicago, 1957), pg. 35 (ill.).
Art Institute of Chicago, Animal Sculpture in Pre-Columbian Art, Oct. 12, 1957–Feb. 2, 1958, cat. pg. 35 (ill.).
B. J. Wassermann (Bruno John), Buenos Aries, by 1938 [possibly acquired by descent from unnamed grandmother, Argentina, according to personal statement in Ceramics del Antiguo Peru de la Collection Wassermann-San Blas, 1938]; sold to Nathan Cummings (1896–1985), Chicago, 1954; given to the Art Institute, 1957.
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