Henderson, C. Hanford (Charles Hanford), 1861-1941, Woodhull, John F. (John Francis), 1857-1941 · New York, D. Appleton and company · leaf 323
oss the face of the moon. This phenomenon iscalled an eclipse of the moon. From this it would appearthat there should be an eclipse of both sun and moon eachmonth, but this is certainly not the case, an eclipse of thesun being very rare, and one of the moon occurring farfrom once a month. This is… … Moon /Umbra 340,000 ^liles J Fig. 200. if we were to look down upon Fig. 200 from the directionof the top of the page. From this it would appear that aneclipse of neither sun nor moon might ever occur. But it RAYS OF LIGHT IN STRAIGHT LINES 301 must be remembered that the earth accompanied by…
Physics
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
