V. 



CONTENTS. 



VOLUME XXIV. 



Page. 

 Officers for 1890-91 vii. 



Act of Incorporation... ... ... ... ... ... ... ix. 



Rules, List of Members, &c xiii. 



Art. I. — President's Address. By Prof. A. Liversidge, m.a., f.r.s. 1 



Art. II. — On a Compressed-air Flying-machine. By L. Hargrave, 



(Three Diagrams)... ... ... ... ... ... ... 52 



Art. III. — On the Treatment of Slips on the Illawarra Railway 

 at Stanwell Park. By Walter Shellshear, Assoc. M. Inst. 

 C~E., (One Diagram) ... ... ... ... ... ... 58 



Art. IV. — Native names of some of the Runs &c. in the Lachlan 

 District. By F. B. W. Woolrych, l.s., communicated by 

 John F. Mann, l.s 63 



Art. V. — Remarks on a new Plant rich in Tannin. By Charles 



Moore, f.l.s 71 



Art. VI. — Record of hitherto undescribed plants from Arnheini's 

 Land. By Baron Ferdinand von Mueller, k.c.m.g., m. and 

 Ph.D., f.l.s., &c 73, 128, 174 



Art. VII. — The theory of the repetition of Angular Measures 



with Theodolites. By G-. H. Knibbs, l.s 87 



Art. VIII. — On some Photographs of the Milky-Way, recently 

 taken at Sydney Observatory. By H. C. Russell, b.a., 

 c.m.o., f.r.s. (One Plate) ... ... ... ... ... 106 



Art. IX. — Australian Aborigines : varieties of food and methods 

 of obtaining it. By W. T. Wyndham, Boyne Island, 

 Queensland. ... ... ... ... ... ... ... 112 



Art. X. — Some applications of the results of testing Australian 

 Timbers to the design and construction of timber structures. 

 By W. H. Warren, M. Inst. C.E„ M. Am. So. C.E., Wh. Sc„ ko. (Nine 

 Diagrams) ... ... ... ... ... ... ... ... 129 



Art. XL — Geological Notes on the Barrier Ranges Silverfield. 



By C. W. Marsh, Umberumberka 177 



Art. XII. — On some Folk-songs and Myths from Samoa. By 

 Rev. T. Powell and Rev. G. Pratt, with an Introduction and 

 notes by Dr. John Fraser 195 



