ANNUAL REPORT 
OF THE COUNCIL 
OF THE 
YORKSHIRE 
PHILOSOPHICAL SOCIETY 
MDCCCLXIX. 
PRESENTED TO THE ANNUAL MEETING, 
FEBRUARY 1st, 1870. 
Y 0 R K : 
J, SOTHERAN, BOOKSELLER, CONEYSTREET. 
1 8 7 0 . 
