National Antique & Art Dealers Association of America - Nonprofit trade organization of America's leading dealers, mutually pledged to safeguard the interests of those who buy, sell, or collect antiques and works of art.

National Association of Limited Edition Dealers - Nonprofit organization of collectible retailers and manufacturers. Find dealers and other items through search engine.

Stock includes prints, maps, general ephemera, and paper soldiers and toys. In Italian, English, and Potuguese.

Buys and sells antique and vintage radios and TVs, art deco, Chase chrome, catalin.

Making collectibles software for a variety of interests.

Lstings of antiques and collectibles from malls in Washington and Oregon.

Hungarian site with regularly updated news and articles, history of money (especially Roman and Hungarian related).