(IL, IN, MI- Aviation) Chicago (U-7) Lazio It is a primative attempt

It is a primative attempt at mapping complex area

A concise visual argument to how the railroad would open

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to Duval and Corpus Christi in the south

(IL, IN, MI- Aviation) Chicago (U-7) Lazio It is a primative attemptChicago (U 7) 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 the