REPORT 



OF THE 



EIGHTY^SIXTH MEETING OF THE 



BRITISH ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE 



NEWCASTLE.ON.TYNE : 1916 



SEPTEMBER 5—9 



LONDON 

 JOHN MURRAY, ALBEMARLE STREET 

 1917 ■ 



Office oj the Association : Burliiig/oii House, London, IV. 



