PAGE 

 On Sound propagated through an atmosphere, in which the surfaces of 

 constant density are parallel planes, in a direction perpendicular to 

 these planes. By Ralph Holmes, B.A 221 



Notes on Seedling Saxifrages grown at Brockhurst from a single scape of 

 Saxifraga Macnahiana. By William Brockbank, F.L.S., F.G.S. 227 



On the Green Colouring Matter from Leaves found in one of the Cuttings 

 for the Manchester Ship Canal. By Edward Schunck, Ph.D., 

 F.R.S 231 



On an Old Canoe recently found in the Irwell Valley, near Barton, with 

 observations on Pre-Historic Chat Moss. By Mr. Alderman W. H. 

 Bailey. With Two Plates 243 



PROCEEDINGS. 



Bailey Charles, F.L.S.— On the decrease of Entomologists 90 



BOTTOMLEY James, D.Sc, B.A., F.C.S.— "Note on the behaviour of 



Iodine in the presence of Borax." 40 



On Smoke Abatement 72 



Cameron P. — "On the excessive abundance of Aphis dianthi, Schr., 

 round Manchester in September, 1888." Communicated by 

 John Boyd, Esq 9 



Clay Charles, M.D. — "On the results of some calculations with a 



certain class of figures. " 215 



Dawkins, W. Boyd, M.A., F.R.S. &c. — "The Permanence of Oceanic 



Basins." 36 



Faraday, F. J., F.L.S., &c. — "An historical account of the spectro- 

 scopic evidence in support of the hypothesis that oxygen exists 

 in the sun, with special reference to M. Janssen's recent researches 

 on telluric oxygen and aqueous vapour lines and bands." 38 



On the Study of Mathematics in the northern counties of England, and 



particularly in Lancashire 20 



On the proposed Paris Conference on the unification of time 153 



Gee, W. W. Haldane, B.Sc — "Electrolysis under Pressure." 21 



GwYTHER, R. F., M.A. — "An account of Hertz's experiments showing 

 the propagation of electrical vibrations in direct accordance with 

 Maxwell's theory of light as an electro-magnetic phenomenon. " i 



Holden, Henry, M.Sc.—" Electrolysis under Pressure." 21 



