REPORT 



OF THE 



EIGHTY^SEVENTH MEETING OF THE 



BRITISH ASSOCIATION 



FOR THE ADVANCEMENT OF SCIENCE 





BOURNEMOUTH: 1919 



SEPTEMBER 9—13 



LONDON 

 JOHN MURRAY, ALBEMARLE STREET 



1920 



Office of the Associaiwn : Burliiigioti House, London, W . t. 



