Chesapeake & Ohio? Road Number C&O 21457 This 50' standard box car with Youngstown door wears two of the experimental paint schemes, each side C&O dark blue with 12" and 36" yellow bands each on a different side. Each side bears the Chessie kitten emblem. The car is lettered in blue on yellow and yellow on blue. This car, fifth of six in the 'Cameo Car Series,' was built in May 1956 by Pullman Standard and runs on roller bearing trucks. All of the Cameo Series car designs feature varying widths of Yellow striping along with monograms and the recently adopted "Futura Demi-Bold" font.