The World of Glass Map is published by the National Glass Association and its flagship architectural glass publication Glass Magazine. Founded in 1948, the National Glass Association is the largest and most influential trade association serving the architectural glass, and window and door industries. The NGA represents nearly 2,200 member companies, produces the industry's leading events and publications, and provides cutting-edge education and training programs.
1945 Old Gallows Rd., Suite 750
Vienna, VA 22182
Toll-Free Phone: 866/DIAL-NGA (342-5642) Ext. 127
Phone: 703/442-4890 Ext. 127
Fax: (703) 442-0630
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