Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 87
MEASURING THE SUN S DECLINATION IN NORTHERN LATITUDE. … 3. This cut shows how the student may measure the Suns declination wherever hemay be located north of the equator. The shadows are such as are cast by objectsduring the year, about 45° north of the equator. On the 23d of December, when theSun has his greatest declination, the shadow of the…
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
