14 SEPTEMBER 1895, Page 25

The Moon. By Thomas Gwyn Elger. (G. Philip and Son.)—

This volume contains a full description of the physical features of the moon. The actual measurements are given, and the whole is illustrated by four maps, each giving a quadrant. (A little more than two-fifths of the moon's surface is never seen.) The density is 3,44 that of water, or about three-fifths of that of the earth ; the area is not quite one-thirteenth