New York:
G.P. Putnam's Sons.
1873.

London:
Printed by William Clowes and Sons, Stamford Street and Charing Cross.

Plate I.
Fronticepeice

Map I.
The Sky
Jan. 20, 10 P.M.
Feb. 19, 8 P.M.
Mar. 21, 6 P.M.
Map II.
The Sky
Apr. 20, 10 P.M.
May 21, 8 P.M.
Jun. 21, 6 P.M.
Map III.
The Sky
Jul. 22, 10 P.M.
Aug. 23, 8 P.M.
Sep. 23, 6 P.M.
Map IV.
The Sky
Oct. 23, 10 P.M.
Nov. 22, 8 P.M.
Dec. 21, 6 P.M.

PREFACE.