Vill. ABSTRACT OF PROCEEDINGS. 
September 15—‘‘Calculating Machinery,” by G. A. Julius, 
B.Se. 
Meetings were held throughout the Session by the 
Sections of Geology, Agriculture and Industry. 
Twenty-four papers were read at the Monthly Meetings 
and these, with a good number of exhibits, afforded much 
instruction and interest to members of the Society. 
The Council has awarded the Clarke Memorial Medal to 
Mr. R. T. Baker. 
CENTENARY CELEBRATIONS, 7th and 10th December, 1921: 
The meeting on 7th December was specially devoted to 
commemorating the formation in 1821, of the Philosophical 
Society of Australasia, the first scientific Society in 
Australia, and the forerunner of the Royal Society of New 
South Wales. Addresses partly illustrated by means of 
lantern slides, were delivered as follows, by speakers who 
had been asked to discuss subjects which were dealt with 
by the Philosophical Society of Australasia :— 
Astronomy—Professor W. K. Cooke, M.A., F.R.A.S. 
Anthropology—Charles Hedley, F.L.s. 
Botany—J. H. Maiden, I.S.0., F.R.S. 
Geology—Sir Hdgeworth David, K.B.E., C.M.G., D.S.0., 
D.Sc., F.R.S. 
Harty Records—J. I. Watson, M.B., Ch.M. 
Biographical Sketches—R. H. Cambage, F.L.S. 
On Saturday, 10th December, 1921, in order to further 
celebrate the occasion, the President and members attended 
at Kurnell, to visit the spot where the President and 
Members of the Philosophical Society of Australasia erected 
a brass tablet in memory of the landing of James Cook and 
Joseph Banks. 7 
Addresses suitable to the occasion were delivered by the 
President, Mr. HK. C. Andrews, Sir William Cullen, K.c.M.G., 

