SMOOTH RIB (AKA)
• AKA:
• Jefferson Glass Company (Steubenville-OH/Follansbee-WV, Co. Operated: 1900-1930), Introduced: Uncertain Date of Introduction
• NOTE: Gene Serbus: Carwile lists this as "Smooth Rib" in Standard Encyclopedia of Opalescent Glass" 6th edition page 135
• Motifs: (Plain)