119 



October 30th, 1883. — " On the Action of Water upon beds ot 

 Rock Salt," by Thomas Ward, Esq. 



November 27 th, 1883. — "On the Fungus of the Salmon Disease — 

 Saprolegnia ferax" by H. Marshall Ward, M.A., Fellow of Christ 

 College, Cambridge. 



December Wth, 1883. — "On the Quantification of the Predicate, 

 and on the Interpretation of Boole's Logical Symbols," by Joseph 

 John Murphy. Communicated by the Rev. Robert Harley, M.A., 

 F.R.S. 



January lith, 1884, — "On some Micro-organisms found to be 

 present in connection with certain diseases," by Professor Dresch- 

 feld. 



January 15th, 1884, — " Note on Bouguer's Optical Essay on the 

 gradation of Light," by James Bottomley, B.A., D.Sc, F.C.S. 



" On the Effects of Solar Radiation in Atmospheric Vapour," by 

 the Rev. Thomas Mackereth, F.R.A.S., F.R.Met.S. 



" On the Recent Coloured Skies at Sunset and Sunrise," by the 

 Rev. Thomas Mackereth, F.R.A.S., F.R.Met.S, 



January 22nd, 1884. — "On a New Variety of Halloysite from 

 Maidenpek, Servia," by H. E. Roscoe, LL.D., F.R.S., President. 



" On a Method of Mounting Electrical Resistances," by Arthur 

 Wm, Waters, F,G.S., &c. 



" On the Introduction of Coffee into Arabia," by C. Schorlemmer 

 F.R.S. 



February 19th, 1884. — "Notice of the Geology of the Haddon 

 District, eight miles south-west of Ballaarat, Victoria," by F. M. 

 Krause, Professor of Geology in the School of Mines, Ballaarat. 

 Communicated by the President. 



March ith, 1884. — " On the Production and Purification of 

 Gaseous Fuel for Industrial Purposes, with the results of several 

 large Applications of a system," by W. S. Sutherland, Esq., of 

 Birmingham. Communicated by Francis Nicholson, F.L.S. 



March 18th, 1884. — " On the Equations and on some Properties 

 of Projected Solids," by James Bottomley, B.A., D.Sc, F.C.S. 



"Notes on the Meteorology and Hydrology of the Suez Canal," 

 by Dr. W. G. Black, F.R,Met.S. Communicated by Joseph 

 Baxendell, F.R.A.S. 



