KLM system timetable effective through 4/21/56

KLM system timetable effective through 4/21/56. The carrier was operating a fleet of Constellations, DC-6's, DC-3's and Convair 340's.

Route map in centerfold.
Columnar format.
Light corner and edge wear, has a wrinkle at the upper left corner and agency info rubber-stamped on the back cover, very good condition overall.
(For information on how I rate the quality of items, or to contact me directly via email, see my "about me" page.) Buyer pays actual postage. Winners of multiple items only pay actual postage for combined shipment. Checks are welcome! While I do reserve the right to wait for checks to clear prior to shipping, I rarely (if ever) do so. Satisfaction is unconditionally guaranteed! PayPal accepted!