CONTENTS. 
VOLUME XIX. 
MEVICERS FOR TOS5--BG oi eisai sages enccias sev esscscces csesssens sescvceveevecvecs 
Act oF INCORPORATION 
Routes, List of Members, &c. 
Art. I.—Presipent’s Appress. By H. C. Russell, B.A., 
F.R.A.S. 
Art, II.—A System of Accurate Measurement by means of long 
Steel Ribands, By G. H. Knibbs, L.S. 
Art, III.—Notes on Flying-Machines. By Lawrence Hargrave. 
Vegi plates) 
Art. IV.—On a Form of Flying-Machine. By L. Hargrave, 
(Piso MUIUROY Seo F ican sdas a, asdecess co vendben vvssnas eusepensesay GA seeres 
Art, V.—Local Variations and Bega of the Earth’s Surface, 
By H. C. Russell, B.A., F.R.A.S. (Five diagrams) ......... 
ART. VL. —Some Causes of the Decay of the Australian Forests. 
By the wi Peter MacPherson, M.A. (One plate).. ........+ 
Art. VII.—History of Floods in the Hawkesbury River. By J. 
P. Jose saphatas: A.M.I.C.E. (Three diagrams) .........0...000 
Art. VIII. “dis, P a. of the North-western Himalays: By Dr, 
Brandis 
Art. IX.—Stone Implements of ba Aborigines of Australia and 
a some other Countries. e Rev. Peter MacPherson, 
M.A. (Three dia aay 
Art. X.—Notes on experiments in oo the Amphipleura 
llucida in media roars a higher refractive index than 
anada balsam. wk os _ Moers, Fel, Fac. Phys. and 
as., F 
Art, XI.—-Notes on the Characters of the —— Reefs. By S. 
Herbert Cox, F.C.S., F.G.S. (One plan) 
PROCHBDINGS nis 5 CR Ls EG CEE 
ADDITIONS TO THE LIBRARY 
EXCHANGES AND PRESENTATIONS MADE BY THE Reva Socrety oF 
New Sourn WaALzEs, 1884 
PROCEEDINGS OF THE dia Revel sisvisthe een 
Medical Section.—A Ciastetbation to the Study of Heredity. 
By F. Norton: Maman, OAD. viii iciccceie As Seewees 
ApprenpIx: Abstract of the gr gg Observations at the 
Sydney Dhoseiatece By H. C. Russell, B.A., F.R.A.S., 
F.M.S., Government Astronomer 
gas! ed for the year 1884. By H. C. Russell, B.A., 
eee OP LVBLICATIONS (iccidcsccccseve Varese ses 
Ixpex i 
47 
51 
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