CONTENTS, 



VOLUME XXII. 



Page. 

 Officers for 1888-9 vii. 



Art. I. — President's Address. By C. S. Wilkinson, F.G.S. ... 1 



Art. II. — Forest Destruction in New South Wales and its Effects 

 on the Flow of Water in Watercourses and on the Rainfall. 

 By W. E. Abbott, Wingen 59 



Art. III. — On the Increasing Magnitude of Eta Argus. By H. 



C. Russell, B.A., F.R.S., &c 76 



Art. IV. — Notes on some Minerals and Mineral Localities in the 

 Northern Districts of New South Wales. By D. A. Porter 

 Tamworth. (One Plate) 78 



Art. V. — On a Simple Plan of Easing Railway Curves. By 



Walter Shellshear, Assoc. M. Inst., C.E. (One Plate) ... 89 



Art. VI — An Improvement in Anemometers. By H. C. Russell, 



B.A., F.R.S 103 



Art. VII.— On the Anatomy and Life History of Mollusca 

 Peculiar to Australia. By the Rev. J. E. Tenison-Woods, 

 F.L.S., F.G.S. (With Plates) 106 



Art. VIII. — Considerations of Phytographic Expressions and 

 Arrangements. By Baron Ferd. von Mueller, K.C.M.G., 

 M.D., Ph.D., F.R.S 187 



Art. IX. — Indigenous Australian Forage Plants, (Non-Grasses) 

 including Plants Injurious to Stock. By J. H. Maiden, 

 F.L.S., &c, Curator of the Technological Museum, Sydney 204 



Art. X. — Census of the Fauna of the Older Tertiary of Australia. 



By Professor Ralph Tate, F.G.S., F.L.S., &c 240 



Art. XI. — Description of the Autographic Stress-strain Apparatus 

 used in connection with the Testing Machine at the Uni- 

 versity of Sydney, for recording the results of testing the 

 Strength and Elasticity of Materials in Cross-breaking, 

 Compression and Tension. By Professor Warren, M. Inst. 

 C.E., Wh. Sc. (Four Plates) 253 



Art. XII.— The Storm of 21st September, 1888. By H. C. Russell, 



B.A., F.R.S., &c 256 



Art. XIII. — Some New South Wales Tan- Substances. Part V. 

 (Including an account of Lowenthal's process for the 

 estimation of tannic acid). By J. H. Maiden, F.L.S., &c, 

 Curator of the Technological Museum, Sydney 259 



