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pleased to have you reinain with us, hut if we hear nothing from 

 you we shall conclude you no longer care for our jjuhlications. A 

 postal card will he sufficient notice, and please attend to it at once. 

 If you receive no Septemher numher, you will hiow the prohahle 

 reason. 



L. H. BAILEY, Chief 



JOHN W. SPENCER, Deputy Chief, 



Bureau of Nature-Study and Farmers' Reading Course, 



Cornell University, Ithaca, N. Y. 



535 



