Online Encyclopedia of Silver Marks, Hallmarks & Makers' Marks
• • •
American Silver Marks
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Alphabetical Listing by Maker's Name
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A    B2    C    D    E    F    G2    H    I    J    K    L    M2    N    O    P    Q    R    S2    T    U    V    W2    YZ

Pictorial Marks              Initial Marks              Unidentified Marks

O
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Nathaniel Olmsted & Son
New Haven, CT
c.1847




Nicholas & Daniel Onderdonk
New York, NY ~ c.1850 - 1900
Sterling and plated silver holloware.

Oneida Silversmiths
Sherrill, NY ~ ca.1877 - Present
Sterling and plated silver holloware and flatware. Sterling line began in 1946.

David Orgell
Los Angeles, California ~ 1933 - Present
Beverly Hills retailer - jewelry and giftware






Harry Osaki
(1916-1999)
Pasadena, CA
active from c.1947
Handwrought holloware, flatware & studio jewelry


John Osborn
Utica, NY
c.1804 - 1807. Usually in a partnership.



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