O'HARA GLASS CO. LTD. No. .99 (OMN)
• AKA: Horseshoe Stem
• O'Hara Glass Company LTD (Pittsburgh, PA. Company Operated: 1875-1891), Introduced: 1880s Introduced
• 1880 (Design Patent 11,838, July 6, 1880, Joseph Anderson, Pittsburgh, PA.)
• Motifs: (Plain), (Figural)