(WY, CO- Aviation) Cheyenne (U-4) ~Catalog 54~ (Baltic) 1919 - 1922 Book

(Baltic) 1919 - 1922 Book of Valuations of the Central Business District of Chicago

To the east of the Mogul Empire is Lake Chiamay

general terrain and major drainages

Bold printed color helps identify the major auto roads

Pretty exceptional detailed map for this part of the world

(WY, CO- Aviation) Cheyenne (U-4) ~Catalog 54~ (Baltic) 1919 - 1922 BookCheyenne (U 4) As the air age developed, a necessity of a new mapping approach became obvious, one which would show the new highways of aviation. While the map is rich with roads, towns, terrain, etc, it is for landmarks in relation to the bands of air that would be used for take off and landing into region air fields. Issued during the war years, these maps many times are noted as "Restricted" and will include "Danger Areas". This chart spans from