[The Copyright of Articles in this Yournal is Reserved.] 
SONDGENTS OF No. XLITE 
Arr. PAGE 
I. THe PoLe STAR AND THE Pointers. By Lieut.-Colonel 
A. W. Drayson, R.A., F.R.A.S. . : ‘ ‘ 2285 
Mo reser Bocs. By G. BH. Kinahan, M.R.1.4., &c. : 2) 204 
III. Tue Past History oF our Moon. By Richard A. 
Proctor, BA. ‘ : ; - : : ‘ - 306 
IV. Moprern RESEARCHES IN TROPICAL ZOOLOGY. : a Bi71o) 
V. ANNUAL INTERNATIONAL ExuiBiTions. By F.C. Danvers, 
Assoc: Inst. C.E. ” . : : 2 : : - aa 
VI. Tue Iowa anv Itiinois TornapDo oF May 22, 1873. By 
James Mackintosh, M.A. ; : 3 : 3 330 
NOTICES OF SCIENTIFIC’ WORKS: 
Perry’s ‘“‘An Elementary Treatise on Steam” : ‘ : - 395 
Fishbourne’s ‘‘Our Ironclads and Merchant Ships” . : 3-590 
Pierce’s “‘ Practical Solid or Descriptive Geometry” . : 397 
Kirkaldy’s ‘Results of an Experimental Enquiry into the 
Mechanical Properties of Steel of Different Degrees of 
Hardness, under Various Conditiens” . ‘ - 398 
