Mt. Washington Glass Works started in 1837 in South Boston, Massachusetts. In 1870 the company moved to New Bedford, Massachusetts. Many types of art glass were made there until 1894, when the company merged with Pairpoint Manufacturing Co. Amberina, Burmese, Crown Milano, Cut Glass, Peachblow, and Royal Flemish are each listed in their own category. For more information, explore our identification guides for art glass colors, cut glass, Crown Milano, Royal Flemish, American paperweights, and cameo glass and its makers.