1887.] natural sciences of philadelphia. 297 



September 6. 

 Mr. Charles Morris, in the chair. 

 Sixteen persons present. 



September 13. 



Mr. Charles Morris, in the chair. 

 Sixteen persons present. 



September 20. 

 Mr. Thomas Meehan, Vice-President, in the chair. 

 Eighteen persons present. 



September 27. 

 Mr. John H. Redfield, in the chair. 

 Eight persons present. 



The death of Joseph Patterson, a member, was announced. 

 The following was ordered to be printed : 



20 



