Collector Books, Inc.

Corning Museum of Glass

Fenton Art Glass Collectors of America, Inc.

Fostoria Glass Collectors, Inc.

Fostoria Glass Society of America

Franciscan Pottery Collectors

H.C. Fry Glass Society

Heisey Collectors of America, Inc.

Homer Laughlin China Collectors Assn.

Indiana Glass Society

Lancaster Glass

McCoy Pottery Collectors' Society

National Cambridge Collectors, Inc.

National Depression Glass Association

National Imperial Glass Collectors Society

Ohio River Pottery

Old Morgantown Glass Collectors' Guild

Red Wing Collectors Society Inc.

Royal China Collectors Club

Schiffer Books

Tiffin Glass Collectors Club

Washington DC Wedgwood Society

West Virginia Museum of American Glass

Westmoreland Glass Clubs