Status of aerial transportation in Sweden as compared to that in United States; by means of comparatively simple system of airplane designation given performance of standard airplanes can be estimated, and, to certain extent, trend of future development may be predicted; difference in economy between some of airplane types now in use.
Performance and direct flying costs of commercial aviation
Aeronautical Research Inst Sweden (Roy Swedish Air Board -- Translation)
1947
Article (Journal)
English
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