This is a booklet issued by the C&O for the information and guidance for its employees in making up passenger train consists system-wide. The booklet shows origin and destination points for cars carried on all passenger trains. It also lists length of time the trains will be held at certain stations for connections and has a special schedule for dining car operations. The effective date is March 1, 1925. These booklets were used in offices and by the employees involved in the makeup of the trains. The pages were modified over time and were issued to all holders of the book to replace the old pages with the new.