72 REPORTS OF MEETINGS. 



"An Account and Exhibition of the Fleuss Pump." — Mr. 

 W. A. Shenstone, F.I.C. 



" The Action of Natural Waters in Modifying the Bacteri- 

 cidal Power of Sunlight/'— Mr. F. W. Stoddart, F.I.C. 



*'An Electrically maintained Clock for Continuous Re- 

 cords."— Mr. R, C, Clinker, 



" The Spectrum Top."— Mr. D. Rintoul, M. A. 



"An Early Form of Oil Valve Pump,"— Mr. P. Jolin. 



" A Modified Hofmann's Apparatus for Vapour Densi- 

 ties." 



" Two Forms of Apparatus for Fractional Distillation, one 

 with Dephlegmator, and the other with Constant Tempera- 

 ture Still-head,"— Dr. Young, F.R.S., and Mr. G, L. Thomas, 



B.Sc. 



CHARLES R. BECK, F.I.C, Hon. Sec. 



