DIAMOND GLASS CO. No. 4 (OMN)
• AKA: Canadian Swirl
• MAKER: Diamond Glass Company/Montreal-Canada (Company Operated: 1890-1903), Introduced: c1902 Introduced
• NOTE: 1890-1903 Diamond Glass Company 1903-1913 Diamond Flint Glass Company 1913 - 1995 Dominion Glass Co
• MOTIFS: Swirls/Spirals,