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Browse All : Statistical Diagram from 1943

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Relative Efficiency of Primitive and Modern Means of Transport 23.
United States Army Serv...
Relative Efficiency of ...
1943
World Atlas
 
Author
[United States Army Service Forces, Office of the Geographer, Department of State]
Note
1073-G. A set of fascinating diagrams exhibiting transport efficiency for human porters, pack animals, horse teams, railroad, liberty ship, truck and ariplane.
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