Glass Paperweights of the Bergstrom Art Center Dictionary of Paperweight Signature Canes The Glass Menagerie: Silhouette Canes Boston and Sandwich and New England Glass Co Encyclopedia of Glass Paperweights Paperweights Identifying Antique Paperweights: Millefiori Identifying Antique Paperweights: lampworked Identifying Antique Paperweights: Less Familiar American Glass Paperweights and their Makers The Art of the Paperweight PCA Annual Bulletins (All Available) Auction catalogs (Various available)