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Psychk la issued once a month, by the Cambridge Entomological Club. 

 No. I was issued May 1874; Vol. 1 will be completed with No. 32, Dec. 

 1876. The subscription price, for copieB to be delivered in North America, 

 is as follows, to be paid in advance to the editor: For any twelve months, 

 Que dollar; for the thirty-two months, two dollars and seventy cents. 

 Foreign subscriptions, which may be sent in available postage-stamps, are 

 reckoned at the rate of five shillings or marks or six francs to the dollar. 

 Acknowledgements of money received will be sent with the Nos. paid for. 



Notes on the history, habits and occurrence of insects and other Arthro- 

 pods are solicited from all observers. 



Advertisements will be inserted, till further notice, at the rate of fifteen 

 ••cuts per hundred letters of running matter, for the first insertion. lasts 

 of species in columns, three cents a species. Advertisements continued 

 for two or more months will be charged half price for each subsequent 

 insertion, hut no advertisement will be taken for less than thirty cents 

 for the first insertion. 



Address communications : Editor of Psyche, ( lambridge, Mass., u. S. A. 



ACKNOWLEDGEMENTS OF CONTRIBUTIONS. 



The Cambridge Entomological Club gratefully acknowledges the 



receipt of the following* tributions to the permanent publication fund. 



Previously acknowledged, sic. on 



From Wis. James, Cambridge. Mass. 5.00 



Anna < . Lowkll, Roxbury, Mas-. 10.00 



S. S. RATHVON, Lancaster. Pa. 5.50 



Chris. II. Roberts, New York City, 5.00 



Mi'. Riley writes: --I will be one of a hundred to contribute twenty-five 



dollars, and whenever you secure the other ninety-nine, call on me for 



the additional twenty dollars. Thereoughl tobea hundred entomologists 



in the country, willing to thus establish your little Bulletin, which, if not 



run in the interest of any local faction, may become invaluable.'' 



Mr. s. H. Scudder is the third, and Mr. C. II. Roberts the fourth per- 

 son who agrees to give twenty-five dollars, under the condition- proposed 

 by Mr. Riley. 



