to National Parks Airways

National Parks Airways timetable (undated; c. August 1928)

The new air mail rates came into effect on August 1, 1928, so this timetable would have been issued close to that date.
(Also, the Salt Lake City-Pocatello route was extended to Great Falls on August 1, 1928.)

(From the collection of Michael Dawes)

This page last updated January 15, 2024.