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 177
to themeridian or both sides uses it, and so local time and standardtime are now one and the same thing. 158 THE BOOK OF THE STARS This makes it very convenient for the traveler, for insteadof setting his watch at each station he does not need to set ituntil he has traveled 15 degrees east or west;… … Fig. 164.—The Earth Divided into 24 Standard Meridians. There are four standard time meridians running through theUnited States, as shown in the map in Fig. 165. The one run-ning through New York, Pennsylvania, New Jersey and Dela-ware is the 75th meridian, meaning of course that it is 75 de-grees…
Astronomy · Stars
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