The book of stars; being a simple explanation of the stars and their uses to boy life, written to conform to the tests of the Boy scouts (1915)
Collins, A. Frederick (Archie Frederick), 1869- · New York, D. Appleton and company · leaf 101
o DEGREES 90SOUTH POLE Fig. 94.—Earth Surface Divided into Degrees. 81 82 THE BOOK OF THE STARS netize the knitting needle by rubbing one end on the north poleof a steel magnet and the other end on the south pole of themagnet. Make a little wood stand as shown in Fig. 92 andplace the ends of the… … Fig. 95.—Protractor Set by Dipping Needle Showing Latitude. in this latitude the dip of your needle will be about 40 degreesfrom the horizontal. How to Find Latitude.—The latitude of a place on theEarths surface is its distance north or south of the equator.This distance is usually measured in…
Astronomy · Stars
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