Porcelain Trainmen in the Cupola and Watch Your Step Signs Pair of porcelain signs. The first cobalt blue and white sign reads "Trainmen Only Are Permitted in Cupola" The sign measures 8" x 2" and has only minor chips near the corners and grommets. Outstanding glossy blue color throughout the field. The second sign reads "Watch Your Step" and measures 5 1/2" x 4 1/2". The sign does have wear in the field from outdoor exposure as well as minor chipping at the corners. See photos for best description.