Panama-Pacific Expo

1915-S Panama-Pacific $50 Octagonal: America’s Gold Coin That Broke the Circle

US Coins CoinWeek - June 28, 2026

The $50 Gold Coin That Broke America’s Circle for 111 Years The 1915-S Panama-Pacific $50 Octagonal gold coin did something no other legal-tender United States...

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1915-S Panama-Pacific $50 Octagonal: America’s Gold Coin That Broke the Circle

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