Identify & Authenticate

Search our database of 250,000+ unique makers’ marks, autographs, patterns, & symbols to identify your item and uncover its history, value, & authenticity.

Over unique makers' marks, autographs, patterns, and symbols
Learn how to use marks to identify & authenticate items
From glass and china to currency and much more

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MARKS

Our Marks visual database offers over 250,000 unique maker’s marks, autographs, patterns, and symbols to identify what an item is, where it came from, and its authenticity.

Search by topic or classification
Find similar identifying marks, autographs, patterns, and symbols
Search and save key marks for future reference