SUCCESSFUL Text and Reference Books that you 

 want in your library and in your classes. 



The Handbook of Nature-Study 



A. B. COMSTOCK 



The most extensively used Nature-Study text before the 

 public. Over 200 lessons on common birds, animals, insects, 

 plants, trees, stars and the weather worked out in detail for 

 teachers and pupils. 950 pages. 1,000 illustrations. Send 

 for circular. 



Bound in one vol., $3.25 Net, mailing weight, 5 lbs. 

 11 two vols., 4.00 Net, " " 5K lbs. 



The Manual for the Study of Insects 



J. H. COMSTOCK' 



For past 20 years and still the leading college text. Now 

 rapidly going into schools as a reference guide to insect study. 



700fpages. 700 illustrations. $3.75^Net; 

 Mailing weight, 4 lbs. 



The Natural History of the Farm 



J.^G. NEEDHAM 



A recent successful addition to Natural Science Literature. 

 Well arranged for class work and for private study. 



300 pages. Illustrated. Postpaid, $1.50 



General Biology 



J. G. NEEDHAM 



The seventh edition of this most successful textbook is 

 now ready. This book is a real textbook of general biology. 



500 pages. 8 *" 296 illustrations. Postpaid, $2.00. 



THE COMSTOCK PUBLISHING CO. 



Ithaca, New York 





