Four Baltimore & Ohio Railroad China Centenary Harper's Ferry Plates 10 1/2" and 9 3/4" A small group of plates for the Baltimore & Ohio Railroad in the Centenary pattern with the Harper's Ferry graphic, including three 10 1/2" plates, all bottom stamped 1827-1927 Baltimore & Ohio Railroad Scammell's Lamberton China Design Patented, showing minimal signs of use. One does show a few scratches across the middle. The 9 3/4" plate is bottom stamped with the large Scammell's Lamberton Patent Applied For shield mark and shows a few light scratches. No chips, cracks, or breaks.