CONTENTS. 



ARTICLE PAGE 



I. — On the Composition of the Atmosphere. By E. Angus Smith, 



Ph.D., RR.S., F.C.S., President of the Society i 



II. — Notes on Marine Sliells foimd in Stratified Drift near Maccles- 

 field. By E. D. Darbishire, B.A., F.G.S 56 



III. — On some Products derived from Indigo-blue. By Edward 



ScHUNCK, Ph.D., P.E.S 66 



IV. — On some Physiological Effects of Carbonic Acid and Ventilation. 

 By E. Angus Smith, Ph.D., F.E.S., P.C.S., President of the 



Society 91. 



V. — Further Observations on the Permian and Triassic Strata of 



Lancashire. By E. W, Binney, F.E.S., F.G.S.' 108 



VI. — On the Plumules or Battledore Scales of Lycffinida. By John 



Watson, Esq 128 



VII; — Notes on the Origin of several Mechanical Inventions and their 

 subsequent Application to different purposes. By J. C. 



Dyer, Esq., V.P 134 



VIII. — On the amount of Carbonic Acid contained in the Air above the 

 Irish Sea. By T. E. Thorpe, Assistant in the Private Labo- 

 ratory, Owens College. . Communicated by Professor H. E. 



EoscoE, F.E.S. &c i.'..v..?. aJ. 150 



IX. — Notes on the Origin of several Mechanical Inventions and their 

 subsequent Application to different purposes. — Part II. By 



J. C. Dyer, Esq., V.P i6r 



X. — Questions regarding the Life-History of the Foraminifera, sug- 

 gested by examinations of their dead shells. By Thomas 



Alcock, M.D. 175 



XL — On Air from the Mid-Atlantic, and from some London Law 



Courts. By E. Angus Smith, Ph.D., F.E.S.,&c., President... 181 

 XII. — On Minimetric Analysis. By E. Angus Smith, Ph.D., F.E.S., 



&c., President 187 



XIII. — Catalogue of Binary Stars, with Introductory Eemarks. By 



Alfred Brothers, F.E.A.S 204 



XIV. — On Mosses new to Britain. By G. E. Hunt, Esq 231 



