Juan Calavaza (c. 1910-1970) Juan Calavaza collaborated with his wife Effie Calavaza. Their work was signed with JUAN C.—ZUNI . Juan Calavaza (Zuni) Belt Silver, branch coral, turquoise 1933?? 2.25 in. x 2.5 in.; 34.5 in. long KMA 89.016.117   Juan Calavaza and/or Dan Simplicio(Zuni) Ring Silver, turquoise n.d. 1.18 in. x 1 in. x 1.16 in. KMA 89.016.1014a   Juan Calavaza and/or Dan Simplicio(Zuni) Ring n.d. 1 in. x 1 in. silver, turquoise, coral KMA 89.016.1014 B   Links: http://www.liveauctioneers.com/s/lot-231977.html Sources: Bell, Ed and Barbara. Zuni: The Art and the People, Volume 2. Dallas, Tex.: Taylor Publishing Co., p. 22. (see Effie Calavaza) Levy, Gordon. Who’s Who in Zuni Jewelry. Denver, Colo.: Western Arts Publishing Co., 1980, p. 61. Wright, Barton. Hallmarks of the Southwest. Atglen, Pa.: Schiffer Publishing, 2000, p. 42.