CONTENTS, 
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PAGI 
PMAAURASPAND) COUNCIL, LOUS=19) ciicsccsveossscscecccscaseebevecdes sceeieeiteddens iv 
REPORT OF THE COUNCIL TO THE GENERAL ComMITTEE, 1917-18......... vi 
GENERAL TREASURER’S ACCOUNT, L9LT=18 2.............cccccee ceseeceeesenneees vill 
MRRGAR OT COMMUNERES) — ccccsicccsctnocccssee ccseesed ssekscceevaccdaeratvonseae eetde se x 
RESEARCH COMMITTEES ‘IN SUSPENSE” .......ccccececcccsesssetesccveerccoese XVili 
SNGESIS OF GRANTS OF MONEY icc... .cscccsecacescescceescaauptsseevscbscsecasens xix 
REPORTS ON THE STATE OF SCIENCE, ETC. 
Report of Committee on Seismological Investigations .............::..:..0ee 3 
Preliminary Report on Tides and Tidal Currents. By H. Lamb and 
PPESUTITN eect see cect scsestenasssoees<onntqeacectetenedeucnsanenesnnapthensayscse 15 
Report of Committee on Impact Tests ..........ccceceeeceneeeeeseaeeeneuetecne ees 17 
Report of Committee on Archeological Investigations in Malta ........ Feet ae 
Report of Committee on Exploration of the Paleolithic Site known as 
La Cotte de St. Brelade, Jersey .......5....esescosessssccecseesersceseneeecesee 42 
Report of Committee on the ‘ Free-Place’ System .........:seeeeesseeeeeeereeee 48 
Report of Committee on Plant Pathology..........sssssscsseeeseeeceseesseceeeces 56 
Report of the Corresponding Societies Committee and of the Conference 
of Delegates of Corresponding Societies ..........:sssesseeeeeeeeeseereneees 59 
Presidential Address by Dr. F. A. Bather, F.R.S., on the 
Contribution of Local Societies to Adult Education ............ 60 
Merit GRMEUIN Mote eee ee tela: cnsccewenecs sels cueconeaesdien tay enebaat estes erenlite, 
Afforestation: Its Practice and Science. By M.C. Duchesne... 68 
Note on Typomap made by Mr. B. B. Woodward .................. 79 
List of Corresponding Societies ...........c:eeeeeeseeesneereeeeeeneeeeees 85 
Catalogue of Papers ..........csesecccssecnseseseeceresceesuenennenseeseens 90 
Second Report of Committee on Colloid Chemistry and its Industrial 
Applications ....... Ssawe saute ese eh iieltey caeaaae PUES. ccicscscensideaecneceuees 1-172 
LAST OF PUBLICATIONS ...0. ...cc.:ccccseceeeeeeeceeeeseetenseeesteneseencnsqeseaanes 1-4 
