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Report No. 301. Full scale tests of wood propellers on a VE-7 airplane in the Propeller Research Tunnel: by Fred E. Weick. 23 pages, illustrations, quarto. Washington, Government Printing Office, 1929. Price, fifteen cents


Book ID
108320667
Publisher
Elsevier Science
Year
1929
Tongue
English
Weight
123 KB
Volume
208
Category
Article
ISSN
0016-0032

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๐Ÿ“œ SIMILAR VOLUMES


Report No. 351. Full scale wind tunnel t
๐Ÿ“‚ Article ๐Ÿ“… 1930 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 63 KB

lighting not only successfully challenges the sun and makes the indoor world independent of it, but it is much more practicable. As to cost, it is a very small part of the cost of production or of living. Adequate natural sunlight for health as well as for vision cannot be obtained in most of our in