Stack's Bowers & Ponterio
August 2017 ANA Auction - Sess. A-C 2-4 Aug 2017
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POLAND. 20 Groszy, 1923. NGC PROOF-67.
Y-12; Parchimowicz-105 (unlisted as proof). Reported mintage of only 10 pieces according to Krause. This issue was struck at Le Locle, Utrecht and Vienna without mintmarks. Sharply struck as would be expected with hard flashy surfaces and stark contrast to the frosted devices. NGC PROOF-67.
Estimate: $900.00- $1200.00
Y-12; Parchimowicz-105 (unlisted as proof). Reported mintage of only 10 pieces according to Krause. This issue was struck at Le Locle, Utrecht and Vienna without mintmarks. Sharply struck as would be expected with hard flashy surfaces and stark contrast to the frosted devices. NGC PROOF-67.
Estimate: $900.00- $1200.00