O'HARA GLASS CO. LTD. No. 99 (OMN)
• AKA: Horseshoe Stem
• MAKER: O'Hara Glass Company LTD/Pittsburgh-PA (Company Operated: 1875-1891), Introduced: c1880s Introduced
• NOTE: 1880 (Design Patent 11,838, July 6, 1880, Joseph Anderson, Pittsburgh, PA.)
• MOTIFS: Plain, Figural, None