Beads/Balls;
DUNCAN, GEORGE & SONS No. 1000 (OMN)
• AKA: Serrated Ribs
Duncan, George & Sons (Pittsburgh-PA, Operated: 1874-1891), Introduced: 1886
• NOTE: Sid Lethbridge 2021: Design Patent No. 16,594 issued March 30, 1886 to J E Miller and assigned to George Duncan & Sons. No. 1000 aka Serrated Ribs.
• Motifs: (Beads/Balls), (Swirls/Spirals)