Principal services of European airlines, summer, 1939 schematic diagram [cartographic material]

Author:: United States. Office of Strategic Services. Research and Analysis Branch
Publisher:: Reproduction Branch, OSS
Subject:: Aeronautics, Commercial
Spatial Coverage:: Europe and Europe.
Language:: English
Format:: cartographic image
Year:: 1939
Date Issued:: 2022-06-07T15:59:38Z
Date Modified:: 2022-06-10T21:34:17Z
Library Catalog Record:: https://search.library.yale.edu/catalog/16261353
Digital Collections Record:: No Digital Collections record

Principal services of European airlines, summer, 1939 schematic diagram [cartographic material] Yale Public content