MAP OF THE MOON
First Quadrant
Second Quadrant
Third Quadrant
Fourth Quadrant

APPENDIX
Description of Map
List of the Maria, or Grey Plains, termed "Seas," &c.
List of some of the most Prominent Mountain Ranges, Promontories,
Isolated Mountains, and Remarkable Hills
List of the Principal Ray-Systems, Light-Surrounded Craters, and
Light Spots
Position of the Lunar Terminator
Lunar Elements
Alphabetical List of Formations


INTRODUCTION


We know, both by tradition and published records, that from the earliest
times the faint grey and light spots which diversify the face of our
satellite excited the wonder and stimulated the curiosity of mankind,
giving rise to suppositions more or less crude and erroneous as to their
actual nature and significance. It is true that Anaxagoras, five
centuries before our era, and probably other philosophers preceding him,
--certainly Plutarch at a much later date--taught that these delicate
markings and differences of tint, obvious to every one with normal
vision, point to the existence of hills and valleys on her surface; the