BLOCK (AKA) jef
• AKA:
• Jefferson Glass Company (Steubenville-OH/Follansbee-WV, Co. Operated: 1900-1930), Introduced: c1902 Introduced
• Bowls including rare cobalt opalescent. Also found with frit decoration.
Reference: Heacock/Elmore. Opalescent Glass from A to Z page 32
• Motifs: (Bands/Rings), (Squares/Rectangles)