๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Report no. 306. Full-scale wind-tunnel tests of a series of metal propellers on a VE-7 airplane: by Fred E. Weick. 18 pages, illustrations, quarto. Washington, Government Printing Office, 1929. Price, ten cents

โœ Scribed by R.


Book ID
104127648
Publisher
Elsevier Science
Year
1929
Tongue
English
Weight
67 KB
Volume
207
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