Ota go Institute. 45 



Fifth Meeting : 5th September, 1911. 

 Present : Mr. A. Bathgate, President, in the chair, and fifty others. 



New Members.— -Messrs. T. B. Hamilton, M.A., B.Sc, C. E. Pfeifer, 

 R. Price, A. L. Murray, T. Thomson, and the following members of the 

 Astronomical Society : Professor J. M. E. Gar row, B.A., LL.B., Welling- 

 ton (life member), Mr. W. H. Price (life member), Rev. Bro. Brady, Rev. 



D. Dutton, F.R.A.S., Rev. P. W. Fairclough, F.R.A.S., Messrs. E. 

 Anscombe, 0. Balk, James Bremner, A. C. Hanlon, J. W. Milnes, H. E. 

 White, G. R. Hercus, J. Loudon, Tompson Lamb, J. F. Morris, W. G. 

 Somerville, J. Swann, C. S. Smith, W. S. Wilson, and Mrs. Buckland. 



Address. — " Soap-bubbles and the Forces that mould them." Bv 



E. E. Stark, M.Am.I.E.E. 



The address was illustrated by a very large number of experiments with soap- 

 films. 



Sixth Meeting : 3rd October, 1911. 



Present : Mr. A. Bathgate, President, in the chair, and about twenty-five 



others. 



New Member. — Mr. L. J. Wild, B.A. 



Exhibit. — Dr. Benham exhibited a plaster mould and gelatine cast of 

 a warehou or sea-bream as an illustration of the modern method of 

 mounting museum specimens of fishes, contrasting it with the result 

 obtained by the old method of stuffing the dried skins. 



Papers. — 1. "Some Rocks of Mount Cargill." By J. A. Bartrum, 

 M.Sc. ; communicated by Dr. Marshall. 



2. "Geology of the Bluff." By L. J. Wild, B.A. ; communicated by 

 Dr. Marshall. 



3. 'Report on Sundry Invertebrates from the Kermadec Islands." 

 By Dr. W. B. Benham, F.R.S. 



4. 'Description of Three >sew Species of Lepidoptera." By Alfred 

 Philpott; communicated by Dr. W. B. Benham, F.R.S. 



5. " Vascular System of Sipho/iaria obliquata." By A. J. Cottrell, 

 M.A., M.Sc; communicated by Dr. W. B. Benham, F.R.S. 



6. " Structure of the Nephridium of the Earthworm Maoridrilus 

 rosaey Bv Miss G. Cameron, M.Sc; communicated bv Dr. W. B. 

 Benham, F^R.S. 



7. "The Plant Covering of Codfish Island." By D. L. Poppelwell. 



Observations on the flora of Codfish and Eugged Islands (Stewart Island) made 

 by the author on a recent visit there, and a comparison of it with that of Stewart 

 Island. 



8. " The Food Value of Frostfish." By Dr. J. Malcolm. 



The waste in frostfish amounts to over 30 per cent. In the remainder the per- 

 centage of fat varies from 5 to 8 in the flesh of the sides, and rises to over 16 per 

 cent, in the part surrounding the body cavity. The frostfish must therefore be 

 classified as one of the less digestible kinds of fish. The amount of protein is about 

 16 per cent. No glycogen was detected. 



9. " An Ancient Maori Stone-quarry." By H. D. Skinner. 



A description is given of an ancient tool-manufactory near the Dun Mountain, 

 in the Upper Maitai Valley, Nelson, and of the processes employed in breaking the 

 stone and fashioning the tools. 



