Treasure Hunt: Finding and Identifying Mid-Century Costume Jewelry - HubPages
Need Help with Jewelry Marks and Signatures? Check Out Researching Costume Jewelry! | Susan Jane Jewels
Treasure Hunt: Finding and Identifying Mid-Century Costume Jewelry - HubPages
Hallmarks and History of Vintage, Contemporary, Modernist and European Costume Jewelry Designers- Research and Information Page: Amazing Adornments.com