Benson, Elizabeth P. 1963 Handbook of the Robert Woods Bliss Collection of Pre-Columbian Art. Dumbarton Oaks, Trustees for Harvard University, Washington, D.C., p. 39, cat. 211.
Bliss, Robert Woods 1957 Pre-Columbian Art: The Robert Woods Bliss Collection. Text and Critical Analyses by S. K. Lothrop, Joy Mahler and William F. Foshag. Phaidon, New York. p. 264, cat. 208, pl. XCVI.
Lothrop, Samuel K. 1955 Jade and String Sawing in Costa Rica. American Antiquity 21 (1). p. 45, 47, fig. 20a.
"Indigenous Art of the Americas", National Gallery of Art, Washington DC, January 1956 to March 1958 and September 1960 to July 1962.
Purchased from Carlos Balser by Robert Woods Bliss, 1955.
Robert Woods Bliss Collection of Pre-Columbian Art, Washington, DC, 1955-1962.
Dumbarton Oaks Research Library and Collection, Pre-Columbian Collection, Washington, DC.