REPORT 



OF THE 



FIFTY- SIXTH MEETING 



OF THE 



BRITISH ASSOCIATION 



FOR THE 



ADYANCEMENT OF SCIENCE; 



HELD AT 



BIRMINGHAM IN SEPTEMBER 1886. 



LONDON : 

 JOHN MURRAY, ALBEMARLE STREET. 



1887. 



Office of the Association : 22 Albemakle Street, Loxdon, W. 



