Vintage Bobby and Corraine Shack Zuni Sterling Multistone Inlay bolo tie 44" long, large bolo was hand crafted by Bobby and Corraine Shack. They have been making jewelry together for many years and are best known for their mosaic inlay Thunderbirds and hummingbirds that are now coveted by collectors. Their work is published in Zuni: The Art and The People, Vol. 2, by Barbara and Ed Bell, 1975.