Commemorative plate, by Shenango China, Syracuse, c1994, Baltimore & Ohio Railroad centenary, depicts round the rim horse-drawn car 1830, the Tom Thumb 1830, the Atlantic 1832, the Philip E Thomas 1838, the Wins's Camel 1851, Mogul 600 1875, the Lord Baltimore 1925 and first stone of the Baltimore Ohio Railroad laid July 4th 1828. Centre depicts scene of river and valley, Potomac Valley. Inscribed on reverse "1827-1927 - The Baltimore & Ohio Railroad. Overall: 25 mm, 204 mm.