(U.S.) Aeronautical Planning Chart, U.S.C.S. , 1942 MO. Developed from the 1962

Developed from the 1962

but isn't too dense and presents nicely

and a bit of the land quality

this actually was issued just after the war ended

Also shows some of the general terrain as well as drainages

(U.S.) Aeronautical Planning Chart, U.S.C.S. , 1942 MO. Developed from the 1962While the interstate highways of the U. S. quickly take shape in the mid 1950's, the air routes began even earlier. The air mail routes were established in 1918, and here by 1942, we see the highways of the air being codified as corridors reaching from Key West to Vancouver and all points in between. An uncommon look at all the flight routes across the entire U. S. Condition is fair with some dampstaining and marginal old tape stains. Image size is