THE OOLOGIST. 72g (119). 



DTTCTUUCC rilDJXrrT' To any one who would like to start in the 

 DUuIIiIJUL) llllnllUn. >^alural History Business, we will sell our 

 u\JVJXl.^±JKJKJ vxxiAXivu. entire stock at the Chicago Branch at a 

 bargain. It has taken a long time to get together this large assortment ol speci- 

 mens in almost every department of Natural Science, and we doubt if any of our 

 readers could 'ret together as varied and vaiua )le a collection in five years of 

 hard work and a small fortune, combined. This is a chance of a lifetime.' Write 

 us at once to either of the following addresses, if yoc meax business. 



F. H. LATTIX & CO.. Albion, N. Y. or 3571 Cottage Grove Ave., Chicago, lU. 



bmUo tbbo! "Easter Offer" 



Or Sale of Surplus Eggs at "wav down" prices, will begin MARCH 20 and last 



30 DAYS ONLY. 



IF INTERESTED, SEND STAMP FOR LIST. 



r. Jl. JLiAlJ-iiN Ol LU., 3571 cottage crove Ave.. Chicago. 



Key to North American Birds. 



FOURTH REVISED EDITION . 



By Elliott Coues. M. A., M. D., Ph. D. Contains a concise account of every 

 species of living and fossil bird at present known on the continent north of the 

 boundary line between Mexico and the United States, including Greenland. Fourth 

 edition, revised to dale. With which are incorporated General Ornithology, and 

 outline of the structure and classification of birds, and Field Ornithology, a man- 

 ual of collecting, preparing and preserving birds. 



The new edition presents the nomenclature of the American Ornithologist's Union, 

 in the most convenient form for comparison with that oj other editions. Illustrated. 



Coues' "Key" is too well known as a leading and authoritative treatise to need 

 commendation, it being the standard work of reference for professional ornitholo- 

 gists as well as for students and amateurs. The latest and most exhaustive 

 American Ornithology. Indispensable to every sportsman, amateur and work- 

 ing •mil hologist. 



1 vol., royal octavo, vellum cloth. Yrice prepaid onlv $7.50 



F- H. LATTIN & CO., ALBION, N. T. 



Choice Eeers of the 



&& 



South African Ostrich 



ONlAYSOcts. 



SENT PREPAID FOR 30 CENTS ADDITIONAL. 



F. H. LATTIX & CO . 

 ALBION, N. y.; or, 3,071 COTTAGE GROVE AVE.. CHICAGO. ILLS. 



