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Obverse of 1852 Humbert $20 Gold     Reverse of 1852 Humbert $20 Gold

Images courtesy of Ira & Larry Goldberg Coins & Collectibles, Inc.

   PIONEER GOLD COINS & BARS

CALIFORNIA GOLD
    Adams & Co.'s Express & Banking House of San Francisco (ingots only)
    Argenti & Company (ingots only)
    Baldwin & Company
    Blake & Co.
    J.H. Bowie
    California Fractional Gold Coins
    California "Model" Series (pattern coins only)
    Cincinnati Mining and Trading Company
    Columbus Company (pattern coins only)
    Diana Gambling House
    Dubosq & Company
    Dunbar & Company
    Ganargwa Mining Company (no coins or patterns issued)
    Heinrich Schaeffer (pattern coins only)
    Ithica & California Mining Company (pattern coins only)
    James King of William (ingots only)
    Kellogg & Company
    F.D. Kohler
    Massachusetts and California Company
    Meyers & Co.
    Miners' Bank
    Moffat & Co.
    Moran & Clark (pattern coins only)
    Naglee & Company (ingots only)
    Norris, Gregg & Norris
    J. S. Ormsby
    Pacific Company 
    Pacific Currency (pattern coins only)
    Pelican Company (pattern coins only)
    San Francisco Standard Mint (pattern coins only)
    San Francisco, State of California (pattern coins only)
    Schultz & Company
    Sierra Nevada Mining Company (pattern coins only)
    United States Assay Office
        State Assay Office (under Kohler)
        Augustus Humbert as United States Assayer of Gold
        United States Assay Office of Gold
    Wass, Molitor & Company
    Wells, Fargo & Company (ingots only)

CALIFORNIA GOLD ASSAY BARS
    Henry Hentsch

COLORADO GOLD
    Clark, Gruber & Co. 
    J.J. Conway & Company 
    John Parsons & Company 

GEORGIA GOLD
    Templeton Reid

NORTH CAROLINA GOLD
    The Bechtlers
        Christopher Bechtler
        August Bechtler
    
OREGON GOLD

    Oregon Exchange Company

UTAH GOLD
    Mormon Gold Coins