In new system of navigation, developed by D. A. McMILLEN and A. STUXBERG, sphere and auxiliary instruments are employed; observer plots observed altitudes on sphere and obtains directly and visually his latitude and longitude; method is described in detail, with examples. Eng Soc Lib, NY. ($5.00)
Spherographic navigation
Spherographic Navigation
1944
200 pages
Illus, Diagrs, Charts, Tables
Buch
Englisch
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