Links Association for the History of Glass An educational charity set up to advance knowledge and interest in the study of glass for all periods of history and in all parts of the world.   Collector Antiquities Good forum for discussion of authenticity of ancient glass and other antiquities. Much information about collecting antiquities. Wide range of antiquities for sale.   Medusa Ancient Art Home of the largest online selection of antiquities from Egyptian, Greek, Roman and Mesopotamian civilizations   Roman Glass Gallery Place to buy real Roman glass at reasonable prices   Roman Glass Reproducers Authentic and academic reproductions of ancient glass   The Glass Circle The Glass Circle is a society based in London, England for the appreciation and understanding of Glass