The #5600 George H. Emerson, was the first duplex locomotive and the first 4-4-4-4 locomotive ever built. It was designed and built at the B & O Mount Clare shops in 1937 and is shown in detail on the face of this wall clock. Great for any room, high quality quartz movement with a sweep second hand. Molded plastic construction with built in hanger. Requires one (AA) battery. Measures 12.75" in diameter. Made in USA from WinCraft.