Bidspirit auction | UNITED STATES PROOF SETS (2)1968,
UNITED STATES PROOF SETS (2)1968, (2)1969, (2)1971 - BID WITH SILVER CITY AUCTIONS ESTIMATE $80 - $120.
UNITED STATES PROOF SETS (2)1968, (2)1969, (2)1971 - BID WITH SILVER CITY AUCTIONS ESTIMATE $80 - $120.