buttons (information artifacts)
Subject Source: Art & Architecture Thesaurus
Found in 1 Collection or Record:
Abstract: The Pattern Makers' National League of North America was established in 1887, and changed its name changed to Pattern Makers' League of North America in 1898. On October 1, 1991, it merged into the International Association of Machinists and Aerospace Workers. Founded to promote interest in protecting the high standards of their workers' craft, the Pattern Makers' League was composed of associations of practical pattern makers, mold makers, model makers, fixture builders, allied craftsmen, and...