^ GOOD FIELD GLA.SS 



The BEST for Bird Study and 



Equally Good for 

 Mountain, Sea Shore or Opera 



ONLY SS.OO 



These glasses are well made and espec- 

 ially adapted for the use of the bird stu- 

 dent as they give about twice the field 

 of vision of ordinary ones and magnify 

 nearly four diameters: 



They are in good strong leather case, 

 silk lined. 



Remember, you can have them free by getting only ten subscriptions for 

 our magazine at $1.00 each. Or if you prefer we will send you a pair prepaid 

 on receipt of $.5.00. Try them a week and if not perfectly satisfactory return 

 them to us and we will refund the $5.00. Is not that fair? 



The Glass and Color Key to N. A. Birds by F. M. Chapman $6.50 



The Glass and North American Birds Eggs by C. A. Reed 6.50 



The Glass and both Books 8.00 



COLOR KEV 



V^' TO 



y^AT/^/l North American Birds 



fMm By FRANK M. CHAPMAN 



^^^^fj'l A complete bird dictionary, with upwards of 800 



/lik'm drawings in colors so arranged that one may learn a 



Wfj^/f/i ff bii'd's name with the least possible difficulty. In no 



other book has the problem of identification been so 



\'/ //fJ/W simplified. The book is equally useful Jn any part of 



,,, . f the country from the Atlantic to the Pacific. 312 pages, 



f / cloth, 12.50. Postpaid. 



North American Birds Eggs 



By CHESTER A. REED, B. S. 



A complete illustrated book of all eggs. It gives 

 the habitat and breeding range of each species; loca- • \ 



tion and construction of the nest; time of nesting; / \ 



number, description and variation of eggs laid; with \ / 



a hdl sized illustration of the egg of nearly every / 



species, and a large number of full-page illustrations 



of nesting sites. 360 pages, cloth, $2.50. Postpaid. ^ "^ 



Both of above books and the American Bird IVIagazine for one year for $5.00. 

 CHAS. K. REED, WORCESTER, MASS. 



