Ribs/Columns;
UNITED STATES GLASS CO. No. 15023 (OMN)
• AKA: Beaded Coarse Bars; Prism Column
United States Glass Company (Pittsburgh-PA, Operated: 1891-1962) , Introduced: 1893

• Motifs: (Ribs/Columns), (Beads/Balls), (Ladders/Zippers)