On the trail of the air mail
Subtitle: a narrative of the experiences of the flying couriers who relay the mail across America at a speed of more than 2,000 miles a day
By: by J. Parker van Zandt
Publisher: National Geographic Society
Published: 1926
Place of publication: Washington, D.C
Language: eng
Number of pages: 62
Subjects: Air mail service; Postal service
Other titles: National geographic magazine.
Notes: Caption title.

"January, 1926."

Reprinted from the National geographic magazine, vol. XLIX, no. 1.