The source book for identifying marks used by porcelain manufacturers, factories, and decorators in Germany, Bohemia and Austria from the beginning to the present. This comprehensive volume includes more than 3,300 marks. Over 1,300 porcelain products, producers, and decorators are identified, including marks which American importers had applied. A special chapter shows more than 650 marks of Continental and American origin which can be confused with other famous marks. English and German text.