Collins, A. Frederick (Archie Frederick), 1869- · New York, London, D. Appleton and company · leaf 179
and every place on it and halfway to themeridian on both sides uses it, and so local time and standard 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 Pig. 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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