IMPERIAL GLASS CO. No. 256 (OMN)
• AKA: File; Ribbed Sawtooth
• MAKER: Imperial Glass Company/Bellaire-Ohio (Company Operated:: 1904-1984), Introduced: 1904 Introduced
• NOTE: Pattern was also produced with an iridized (carnival glass) finish.
• MOTIFS: Ribs/Columns, Bands/Rings, Ladders/Zippers