Colima Jade Duck Head Pendant
Late Preclassic, ca. 300-100 B.C.
Andre Emmerich Inc.
Count Guy du Boisrouvray, acquired from the above via Gübelin, Geneva, 1966
Sotheby's, New York, The Collection of the late Count and Countess Guy du Boisrouvray, October 27 and 28, 1989, lot 189
New York, Animals in Pre-Columbian Art, Andre Emmerich Inc., December 14, 1965-January 8, 1966, no. 39, illus.
Geneva, Les Tresors Precolombiens Chez Gübelin, Gübelin, May 2-31, 1966, no. 216