For your consideration, here is a 1957 Western Pacific Feather River Route California Zephyr Railroad Time Table, issued July 1st, 1957. It measures 4 1/8 by 9 1/4 inches, folded and has 7 pages.

It has a little wear on the covers and a spot below the word "ZEPHYR" on the cover. The pages are a little tanned with age. Item pictured is the actual item up for sale and comes from a non-smoking household. (115.172t-.3od)