A COLLECTION OF PROOF UNITED STATES COIN SETS FROM THE 1980S.J. Greenstein & Co., Inc.4.4(63)$100(1 bid)Apr 21, 2026
A COLLECTION OF AMERICAN COINS PROOF SETS FROM THE 1970s.J. Greenstein & Co., Inc.4.4(63)$100(1 bid)Apr 21, 2026
![[4] 1956-1960 U.S. Proof Set Coins (1 of 2)](https://p1.liveauctioneers.com/7261/410098/228045400_1_x.jpg?height=282&quality=70&sharpen=true&version=1773695056)
