CONTENTS, 



VOLUME XXVIII. 



Page. 



Officers for 1894-95 vii. 



List of Members, &c ix. 



Art. I. — President's Address. By T. P. Anderson Stuart, m.d,, 



Professor of Physiology in the University of Sydney. ... 1 



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

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

 Tamworth 39 



Art. III.— Preliminary Notes on the Pharmacology of Carissa 

 ovata, var. stolonifera, Bail. By Thos. L. Bancroft, m.b. 

 Edin. (Communicated by 3. H. Maiden, f.l.s., f.c.s.) ... 44 



Art. IV. — Gn Almandine Garnets from the Hawkesbury Sand- 

 stone at Sydney. By Henry G. Smith, Technological 

 Museum, Sydney ... ... 47 



Art. V. — On the Magnetic Susceptibilities of Specimens of 

 Australian Basalts. By A. W. Eiicker, m.a., f.r.s., Professor 

 of Physics in the Eoyal College of Science, London. (Com- 

 municated by Professor Threlfall, m.a.) ... ... ... 51 



Art. VI. — On a Natural Mineral Spring at Bungonia. By Eev. 



J. Milne Curran. [One Plate] 54 



Art. VII.— New Orbit of the Double Star 0416 = Scorpii 185. By 

 Prof. S. Glasenapp, Imperial Observatory, St. Petersburg. 

 (Communicated by H. C. Eussell, b. a., c.m.g., f.r.s.) ... 59 



Art. VIII. — On the Value of Gravity at the Sydney Observatory. 

 By E. F. J. Love, m.a., Fellow of Queen's College, Demon- 

 strator and Assistant Lecturer in Natural Philosophy in 

 the University of Melbourne. (Communicated by H. C. 

 Eussell, B.A., C.M.G., f.r.s.) ... ... 62 



Art. IX. — From Number to Quaternion. By G. Fleuri, Licencie 

 es-sciences mathematiques and Licencie es-sciences 

 physiques, Sydney, N. S. Wales. (Communicated by H. C. 

 Eussell, b.a., c.m.g., f.r.s.) [Sixteen Diagrams] ... ... 65 



Art. X. — Boleite, Nantokite, Kerargyrite, and Cuprite from 

 Broken Hill, N. S. Wales. By A. Liversidge, m.a., f.r.s., 

 Professor of Chemistry in the University of Sydney. [One 

 Plate] 94 



Art. XI. — Aboriginal Bora held at Gundabloui in 1894. By E. 



H. Mathews, Licensed Surveyor. [Two Plates] 98 



Art. XII. — Observations and Orbit-elements of Comet Gale, 1894. 



By John Tebbutt, f.r.a.s. ... 129 



Art. XIII. — An Essay on Southerly Bursters. By Henry A. 

 Hunt, Second Meteorological Assistant, Sydney Observatory 

 [Four Plates and Five Diagrams] ... 138 



