Vlll CONTENTS. 



RucAV, II. F., and Carpentf.r, II.C.II., Ph.D. — The permanent 

 chanj:;e of volume of cast iron after repeated licnlinqs. 

 (Title only) ... ... ... ... ... ... ... xxiv 



RuTHKRi'OKi), Ernest, F.R.S. — Reference to papers read before 

 the Physical Section at the Meeting of the British 

 Association in Dulilin, 1908... ... ... ... ... iii 



Experiments illustrating stjnie phenomena of radium emana- 



tion ... ... ... ... ... ... ... ... vii 



and RoYOS, T., M.Sc. — The action of the radium emanation 



on water. (Abstract) ... ... ... ... ... vi — vii 



StkOMFYKu, C. E., M.Inst.C.E. — Exhibit of pieces of mild steel 



after contact with a caustic soda solution ... ... ... xviii 



■ Effects due to the presence of nitrogen in steel ... ... xx 



Taylor, R. L., F.C. S., F. I.C. — Further notes on the separation 



of Cobalt and Nickel ... ... ... ... ... ... v 



Exhibit of Drawing of John Dalton, by J. Stephenson ... xxiii 



Tiiniu', Thomas, F.R.A.S. — Exhibit and description of a new 



form of spring ... ... ... ... ... ... viii 



Description of a simple method of silvering transparent grating 



replicas "... ... ... ... ... ... ... xvi — xvii 



Exhibit and pre.sentation to the Society of a silvered concave 



grating... ... ... ... ... ... ... ... xx 



Watson, D.M.S., P).Sc. — Obyervations on a stone circle in tlie 



Orkney Islands ... ... ... ... ... ... iv 



Reference to llie Jubilee Celebration of the Geological 



Society of Glasgow .. ... ... ... ... ... xviii 



Wf.iss, F. E., D..Sc., F.L.S., and Murray, II.— Exhibit of 



afpialic plants collected in the Reddish Canal ... ... xiv 



General Meetings ... ... ... ... i, iv, v, vii, xi, xiii, xiv, xviii 



Annual General Meeting ... ... ... ... ... ... xxi 



Special Meeting for the delivery of the Wilde Lecture ... ... xvii 



Report ol Council, 1909, with obituar}' notices of Professor 



Gustave Dewalque, of l.iege ; Professor E. E. N. Mascart, 



of Paris, For. Mem. U.S., and Mr. Standen Paine xxv — xxxi 



Treasurer's Accounts ... ... ... ... ... ... xxxii— xxxiv 



Li.st of the Council and Members of the Society ... ... ... xxxv--l 



List of the awards of the Wilde and Dallon Medals and of the 



Premium ... ... ... ... ... ... ... Ii 



List of ilie Wilde Lectures Iii— liii 



List of the I'rcsidents of the Society liv— Iv 



