Ribs/Columns;
BEADED CIRCLE (AKA) nat
• AKA:
National Glass Company (Northwood Works) (Indiana-PA, Operated: 1899-1904), Introduced: Unknown Date
• NOTE: Ivory production dates uncertain -- could be as early as 1899 under Northwood
Or as late as 1907 under Dugan. Apple green certainly Dugan.

NOTE: OMN & AKA updated by Sid Lethbridge, 2017
• Motifs: (Ribs/Columns), (Arches/Crescents), (Beads/Balls)