Map of the principal air transport lines of the country

Map of aviation routes in the United States. The map also indicates how many aviation routes begin, end, or go through Chicago, Illinois.

Publication date: 1929-04-07

Size: 25.4 x 36.8 cm

Publisher: Tribune Company

Print type: color

Language:

• English

Subject(s):

• Air travel--1920-1930

Genre(s):

• Maps

Type(s):

• still image
• text

Copyright(s):

• These materials are either in the public domain, according to U.S. copyright law, or permission has been obtained from rights owners. The digital version and supplementary materials are available for all educational uses worldwide.

Is part of:

• The Janet A. Ginsburg Chicago Tribune Image Collection

Source(s):

• Chicago Sunday Tribune (April 7, 1929), Picture Section/Part 1, p. 1

Format(s):

• application/pdf
• image/jpeg