Ribs/Columns;
COBB (OMN) r&h
• AKA: Late Sawtooth; Zipper
Richards & Hartley Glass Company (Pittsburgh/Tarentum-PA, Operated: 1865-1891), Introduced: introduced in 1870s
• NOTE: Sid Lethbridge:. Introduced in the 1870s based on its appearance in the 1877/8 Lovell wholesale catalog… it was a long lived pattern with some pieces still appearing in the c1891 R&H catalog.
• Motifs: (Ribs/Columns), (Panels), (Ladders/Zippers)