We Combine Shipping For Multiple Purchases ******* Aviation Enroute Atlas 1978 - 17th Annual Edition For use only January Thru December of 1978. These books are updated monthly and published annually. Produced By: Sky Prints Copyright -- 1978 Published by -- Sky Prints Corporation Pages : 26 pages -- many of the pages are fold-out maps. Other pages are informational, such as Emergency Procedures – Radio and Radar Services – Visual Signals – Facility Directories - ISBN: N/A Condition: -- The book has a spiral wire binder, there are no torn pages at the spine. There are some pages with crease marks. Page 14A is loose, it doesn’t have holes for the spiral binder, could be an additional page added after book was assembled.