Ota (JO htsfitvM. 441 



Third Meeting : Kith July, 191'2. 

 Mr. E. E. Stark in the chair. 



Address. — " The Dunedin-Mosgiel Duplicatidii-works," by Mr. W. R. 

 Davidson, A.M. Inst. C.E. 



Attention was paid more particularly to the technical aspect of the undertaking. 

 The lectur-e was well illustrated by slides. 



FoL-RTH .Meeting : 20fh Auf/usf, 1912. 

 Mr. E. E. Stark in the chair. 



Paper. — " The Problem of Interfe)ence in Wireless Telegraphy," by 

 Mr. E. E. Stark. 



Fifth Meeting : 17 fh September, 1912. 



Mr. E. E. Stark in the chair. 



Paper.s. — 1. "Reasons in Arcliitecture," by Mr. B. B. Hooper, 

 A.R.I.B.A. 



2. " The Steam Turbine," bv Mr. Joseph Lythgoe. 



3. " Flight and Gravitation,"" by Mr. F. W. Payne. 



Sixth Meeting : loth Ocfoher, 1912. 

 Mr. E. E. Stark in the chair. 

 Addrtfts. — " 'I he History of the Steam-engine," by Mr. R. McLintock. 



Seventh .Meeting : 19f/i Xovemher, 1912 

 Mr. E. E. Stark in the chair. 



Paper. — " Reinforced Conciete," by Mr. C. Fleming McDonald. 



An interesting paper, giving the history of concrete and of reinforced concrete 

 as building-materials, and going very fully into the wonderful qualities and possi- 

 bilities of the latter variety. At the close of the lecture a large number of views 

 were exhibited showing in an admirable manner the adaptability of ferro-concrete 

 to various forms of construction, and its stability and endurance in the case of 

 fire and eHrthquake. 



ASTEONOMICAL BRANCH. 



First Meeting : 29tli Orii,her, 1912. 



Mr. R. CTilkisdn in tlie chair. 



Address. — " Astronomy : its Utilitv. Achievements, and Pi-oblems," 

 by Rev. T. Roseby, LL.D.', F.R.A.S- 



