Category Archives: John G. Kellogg

GreatCollections to Offer 95oz Kellogg & Humbert Gold Ingot From SS Central America

A 95.83-ounce Kellogg & Humbert gold ingot recovered from the wreck of SS Central America auctioned by GreatCollections (GC) sold on November 21 for $239,062.50. The backstory of the ingot is steeped in the history of the California Gold Rush. John Glover Kellogg and Augustus Humbert formed an assaying business in San Francisco in 1854, […]

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1854 Kellogg $20 Featured in November Baltimore Rarities Night Auction

By James McCartney, Numismatist & Cataloger – Stack’s Bowers …..   Economic growth catalyzed by the California Gold Rush in the early 1850s spurred demand for circulating coinage throughout the West. Unimpressed by the production of private minting firms, the citizens of California proposed that the state establish an assay office in order to regulate […]

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