190 JOURNAL OF SCIENCE. 
Expedition round the world in 1839. During the year the Society 
received 645 volumes and pamphlets as donations, and presented 
531 volumes to various kindred societies. The Council subscribed . 
to 39 scientific journals and publications; and in all spent the 
sum of £206 19s. upon the library. During the year 8 meetings 
were held, at which 13 papers were read, and three of the sections 
held regular monthly meetings. The mortgage upon the Society’s 
building was reduced from £2000 to £1500, and the amount now 
standing to the credit of the building fund is £35 12s. 3d. The 
sum of £48 18s, was handed over to the Biological Laboratory, 
Watson’s Bay. 
The receipts for the year were £1048 os. 3d., and the expendi- 
ture was £987 7s. 1od., leaving a balance in the bank ot £60 12s. 5d. 
The sum of £218 2s. 3d. stands as a fixed deposit to the credit of 
the Clarke Memorial Fund in the Oriental Bank. 
The election of office-bearers for the ensuing year resulted as 
follows :—President, Mr. Chr. Rolleston, C.M.G.; vice-presidents, 
Messrs. Robert Hunt, F.G.S., and F. N. Manning, M.D. ; hon. 
treasurer, Mr. H:G. A, Wright, M.R.C.S.E., and LS, bonds 
hon. secretaries, Professor Liversidge and Dr. Leibius ; members 
of council, Messrs. H. C. Russell, B.A., F.R.A.S., W. A. Dixon, 
F.C.S.,'C.) Ss Wilkinson,» F.G.S.,; Charles- Moore, ‘Fi: S20G ae 
_ Hirst, W. G. Murray. 
Reports from the sectional committées were read, showing that 
the following officers had been elected for the session :— 
Microscopy: Chairman, H. G. A. Wright, M.R.C.S.E.; secretary, 
P. R. Pedley; committee, Dr. Ewan, F. B. Kyngdon, G. D. 
Hirst, H. O. Walker. Medical: Chairman, Dr. P. Sydney Jones ; 
secretaries, Dr. H. N. MacLaurin, Thomas Evans, M.R.C.S.E. ; 
committee, T. C. Morgan, L.R.C.S. Edin., A. Roberts, M.R.C.S.E., 
ve Mackellar, G. Bedford, M.R.C.S.E., Dr. Craig Dixson, Dr. 
wan. 
The Chairman then read his annual address. [We regret that 
the space at our disposal will not allow us to print this interesting 
and exhaustive address in extenso; we must refer our readers for a 
full report to the files of the Sydney Morning Herald of 4th May. 
The full report of the Rev. J. E. Tenison-Woods’ paper on the 
‘*Geology of the Hawkesbury Sandstone,” and of the discussion 
which followed, will be found in the Herald of May 11, 12, 13, 18, 
22, and 23.—ED. | ; 
toth May, 1882.—C. Rolleston, Esq., C.M.G., president, in the 
chair. 
Papers—(1.) ‘‘On the Hawkesbury Sandstone,” by the Rev. 
J. E. Tenison-Woods, F.G.S., F.L.S. (Abstract). This formation 
forms an oblong mass about 140 miles long, with a width of from — 
40 to 80 miles; it constitutes much of the Blue Mountains west 
of Sydney, and is also conspicuous in Sydney Harbour at the 
Heads, and on the banks of the Hawkesbury river. A line 
drawn westwards from Newcastle on the N., and another from 
Shoalhaven on the §8., mark its approximate limits in these direc- 
tions; while a line N. and S. between Sofala and Goulburn les 
outside its western boundaries, except just near the former locality. 
It lies horizontally upon rocks of different age, sometimes on the 
coal measures, or upon Devonian or Silurian beds, It is overlaid — 
