402 Proceedings. 



2. "On tlie Reclamation of Sand- wastes on the Coast, and the Prevention 

 of their Inland Advance," by J. Stewart, C.E. [Transactions, p. 42.) 



Remarks on the paper were made by Messrs. Mitford, Kii-k, and others. 



3. " On Induction and Necessary Truth," by the Rev. R. Kidd, LL.D. 



Fifth Meeting. %th October, 1873. 



The Hon. Colonel Haultain in the chair. 



New members. — J. Wallace, J. Goodall, C.E., H. T. Kemp. 



The list of donations to the Library and Museum was read by the Secretary. 



A letter was read from Mi*. Leith relative to his paper on Cosmography, 

 read at the previous meeting, 



1. " Remarks on Mr. Leith's paper on Cosmography," by T. Heale. 

 Dr. Kidd, Mr. Pond, and othei's spoke on the subject. 



2. " On the most Economic Mode of Felting Steam Boilers," by J. C. Firth. 

 {Transactions, p. 32.) 



The paper was illustrated by a diagram and model. Messrs. Stewart, C.E., 

 Lodder, Chamberlin, and others spoke in terms of commendation of the 

 simplicity and efficiency of the plan brought forward. 



3. " Notes on the Plants best adapted for the Reclamation of Sand-wastes," 

 by T. Kirk, F.L.S. {Transactions, p. 45.) 



A long and interesting discussion ensued, in which Messrs. Mair, Stewaii;, 

 Firth, Knorpp, Hay, Goodall, and others took part. 



Sixth Meeting. IQth November, 1873. 



The Rev. A. G. Purchas, M.R.C.S.E., in the chair. 



New members. — His Excellency Sir James Fergusson, Bart., J. Martin, 

 Major Green, S. B. Biss, J. F. Slowman, W. Drake, R. Whitson, C. E. Cook. 



The Secretary read the list of donations to the Library and Museum. 



1. The following Report on Samples of Stone from the Tokatea Tunnel, by 

 Dr. Hector, was communicated by His Honour the Superintendent : — 



" 11th October, 1873.— On the 11th July, I learn from Mr. Aitken's letter 

 and plan, that the length of the drive, which runs north-east and south-west, 

 was on the west, or Coromandel side, 750 feet ; and on the east, or Kennedy 

 Bay side, 250 feet, making a total of 1,000 feet, or about half the total distance 

 which has to be driven. The drive is divided into sections of 100 feet in 



