Antique symbols stamped on jewelry: antique jewelry identification guide
Amazon.it: Classic American Costume Jewelry: Identification & Value Guide: 2 - Rehmann, Jacquelin - Libri
20th Century Costume Jewelry: 1900 - 1980 Identification Value Guide da Aikins, Ronna Lee: new Hardcover (2005) | GoldBooks
ALL jewelry makers mark identification | Hi guys, admin here, I created a sister group for selling jewelry, because no sales posts are allowed in this group
Jewelry Identification Marks: Hallmarks & Maker's Marks
Vintage Costume Jewelry Identification and Value Guide