xlii. ABSTRACT OF PROCEEDINGS. 



Monthly Meeting , 13th August , 1919. 

 Mr. A. B. Hector in tbe Chair. 



Mr. E. T. Fisk gave a lecture and demonstration upon 

 the subject of "Wireless Communication." 



The lecture was illustrated by numerous lantern slides, 

 and supplemented by mechanical and electrical experiments 

 illustrating the principles of oscillations, resonance, and 

 coupled circuits. At the opening and close of the lecture 

 practical demonstrations were given of wireless telephony. 



Music played at the wireless works in Clarence Street 

 was received and clearly translated and heard in all parts 

 of the Lecture Hal J. 



Monthly Meeting, 10th September, 19 19. 

 Mr. A. B. Hector in the Chair. 



Mr. Octavius C. Beale read an address upon "Some 

 Scientific Points which arise in Cabinet Making." 1 



The communication was discussed by Prof. C. E. Fawsitt, 

 Messrs. R. W. Challinor, R. T. Baker, by the Hon. Sec, 

 and by the Chairman. 



Monthly Meeting, 8th October, 1919. 



Mr. A. B. Hector in the Chair. 



Mr. F. W. Steel delivered a lecture on "The Manufacture 

 of Sulphuric Acid," with lantern illustrations. 



A discussion followed in which the following members 

 took part: — Dr. R. K. Murphy, Messrs. J. Taylor, B.Sc 

 W. Poole, b.e., A. E. Stephen, and the Hon. Sec. 



1 Published in Commonwealth Institute of Science and Industry Jour. 

 Vol. ii, No. 3, March, 1920. 



