Stack's Bowers & Ponterio
Collector's Choice December 2021 Auction 30 Nov - 3 Dec 2021
View prices realized
2) 25 Tugrik, 1976. NGC PROOF-69 Ultra Cameo. KM-36. Arfali sheep.
3) 25 Tugrik, 1987. NGC PROOF-69 Ultra Cameo. KM-50. Snow leopard.
Estimate: $100 - $200