CONTENTS. 
NEW GENERA AND SPECIES OF FISHES.— 
il BS Ogilby, March 28rd, 1907 
THE GEOLOGY OF THE GLASSHOUSE MOUN- 
TAINS.—J. Shirley, April 27th, 1907... 
GRAPHICAL AND MECHANICAL AIDS TO CAL- 
CULATION.—J. C. Brunnich, May 25th, 1907 
AN EFFICIENT AUTOMATIC SAND FILTER.— 
H. Wastenecys, June 27th, 1907... 
A NEW TEST FOR MERCURY.—P. W. Jones, 
June 27th, 1907 
THE DETECTION OF MERCURY IN EXPLO- 
SIVES.—J. B. Henderson, June 27th, 1907 ... 
THEK BUILDING OF AUSTRALIA, Deatine with 
THE ORIGIN oF ouUR Cuimmate, Fauna, Fuora, anp 
Water Suppty.—Professor S, J. B. Skertchly, De- 
cember 14th, 1907 
NEW GENERA AND SPECIES OF QUEENS- 
LAND FISHES8.—J. D. Ogilby, December 14th, 
1907 
INSECTS AND DISEASES (Prestentia Apprxss). 
—Dr. A. Jefferis Turner, January 27th, 1908 ... 
27 
33 
45 
49 
51 
57 
87 
99 
