CONTENTS OF VOL. XVII. 



PAGE 



President's Address, 1880 xi — xxiv 



ART. I. The Hodgkinson Goldfield, Northern Queensland, by 



Rev. J. E. Tenison- Woods, F.G.S., &c 1—14 



II. On Two New Genera of Polyzoa, by P. H. Mac- 



Gillivray, M. A., M.R.C.S 15-18 



III. On the Best Form for a Balance-Beam, by W. C. 



Kernot, M.A 19—22 



IV. A New Process of Purifying Water discovered by 



M. Birkmire, by 0. R. Blackett ... 23 



V. The Tay Bridge, by W. C. Kernot, M.A 23—33 



VI. Proportional Representation, by Professor E. J. 



Nanson 34—52 



VII. On Some Curious Effects of Lightning at Gabo Island, 



by Arnold Lilly .., 52—53 



VIII. On Recent Improvements in Electric Lighting, by 



R.E.Joseph 53—62 



IX. An Improved Ombrograph, or Self-registering Rain- 



Gauge, by R. L. J. Ellery, F.R.S., &c 62—65 



X. Additions to the Lichen Flora of Queensland, by 



James Stirton, M.D.,&c 66—78 



XI, Suggestions for a New and Economical Method for the 

 Scientific Production of Some Acids, by Edward 

 Lloyd Marks, Lecturer on Chemistry, &c, School 

 of Mines, Sandhurst 78 — 79 



XII. On Some New Marine Mollusca, by the Rev. J. E. 



Tenison-Woods, F.G.S., &c 80—83 



XIII. On Some New Species of Catenicella and Dictyopora ; 



and on Urceolipora, a New Genus of Polyzoa, by 



P.H. MacGillivray, M.A., M.R.C.S 84—87 



XIV. Notes on Professor Bell's Photopnone, by W. C. 



Kernot, M.A., C.E 88 



XV. The Lowan, or Mallee Hen, by Mr. Robert Morrice... 88 



XVI. A Sunshine Recorder, by R. L. J. Ellery, F.R.S., &c. 88 



Obituary— 



Redmond Barry, K.C.M.G., &c 89 



Alexander Kennedy Smith, C.E., M.L.A 9U 



Henry Samuel Patching ... ... 90 — 91 



Mr. Thomas Higinbotham, M.I. C.E 91—92 



Proceedings, &c, 1880 93—102 



Laws 103—113 



Members 114—119 



Institutions, &c, Receiving Copies of " Transactions" ... 120—123 



