THE THIRTEENTH 
ANNUAL REPORT 
OF THE 
Chester Society of Hatural Science, 
AND 
STATEMENTS OF ACCOUNTS for 1883-84, 
AND THE 
LIST OF MEMBERS FOR 1884-85, 
ALSO 
A LIST OF THE KINGSLEY MEMORIAL AND OTHER 
PRIZES OFFERED FOR COMPETITION. 
PRINTED BY G. R. GRIFFITH, GROSVENOR STREET. 
id 
MDCCCLXXXIV, 
