Excerpt from The Elements of Astronomy, Vol. 1 of 2: Physical and Geometrical Weights fa liquid to them. Th was fh'ort ag founded by a 'force that is four times

This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the p