BACK VOLUMES 
Pee Trent 
FOR SALE 
The Cambridge Entomological 
Club has a very few complete 
sets and also a number of sin- 
gle volumes of Psyche for sale 
Volumes 1X (ach covering a 3-year period), cach $3.00 
Volumes XI-XVII (each covering a single year), cach $1.00 
Address all orders or inquiries to 
EDITOR OF PSYCHE 
Bussey Institution 
Forest Hills, Boston, Mass. 
