126 Proceedings, &c, for 1881. 



"The Session of 1881 included one Special and ten Ordinary 



Meetings. 



" On the 10th March a discussion took place on the best means 

 of ' Preventing the Deleterious Effects of the Gases resulting from 

 the Explosion of Nitro-glycerine in Mines.' 



" On the 6th April a special meeting was held to consider the 

 proposals of Baron Mikloulo Maclay and Professor M'Coy, with 

 reference to the formation of a Zoological Station and Laboratory 

 at Watson's Bay, near Sydney. 



"On the 28th April the Secretary submitted a paper by Dr. 

 Stirton, of Glasgow, on a 'New Genus of Lichens,' which was 

 ordered to be printed ; also, a paper by Mr. F. M. Bailey, F.L.S., 

 on a ' New Australian Nipa,' which was ordered to be received. 



"On the 19th May Mr. F. J. Pirani, M.A., read a paper on 

 ' A Modification of Mance's Method of Measuring the Internal 

 Resistance of a Battery, with Notes on a Form of Tangent 

 Galvanometer, suitable for Measuring Powerful Currents.' Mr. 

 J. Cosmo Newbery read a paper, prepared by Mr. A. W. Howitt, 

 F.G.S., 'Notes on the Diabase Rocks of the Buchan District.' 



"On the 9th June Mr. J. R. Y. Goldstein read a paper. on 

 ' Some New Species of Bryozoa from the Marion Islands, with 

 Notes on Bicellaria Grandis.' Mr. A. M. Henderson read a 

 paper on a ' New Scale for the Use of Engineers and Architects,' 

 and exhibited the instrument. 



"On the 14th July Mr. Ellery, F.R.S., read a paper on 'Some 

 Trials with Hagemann's Vacuum Anemometer.' Mr. W. C. 

 Kernot, M.A., read some 'Notes on the Storage of Electricity 

 and Faure's Form of Plante's Secondary Battery.' 



" On the 11th August Mr. W. Nicholas, F.G.S., read a paper 

 on ' The Origin of Quartz Rocks and Gold.' A paper by Mr. 

 C. M. Maplestone, ' Observations on Living Polyzoa,' also a paper 

 by Mr. W. H. Sutton, a ' Description of a New Vacuum Ap- 

 paratus,' were received. Mr. J. Cosmo Newbery read some 

 ' Remarks on the Specification of a recent Patent for the 

 Manufacture of Gas.' 



" On the 8th September Mr. Joseph read a paper on ' Electric 

 Fire Alarms.' Mr. J. B. Kirkland read a paper on 'Faure's 

 Secondary Battery.' 



"On the 13th October Mr. W. W. Culcheth, M.I.C.E., read a 

 paper on ' The Drainage of Melbourne ;' and Mr. H. Moors read 

 a paper on ' The Sea-cell as a possible Source of Danger in Tor- 

 pedo Experiments.' 



" On the 10th November a discussion took place on Mr. Cul- 

 cheth's paper, ' The Drainage of Melbourne.' 



