Stack's Bowers & Ponterio
Collector's Choice December 2021 Auction 30 Nov - 3 Dec 2021
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2) Yunnan. Year 21 (1932). PCGS Genuine--Cleaned, AU Details. L&M-430; K-771; KM-Y-492; WS-0699. Hollow rosettes, no dot in flag variety.
Estimate: $200 - $400