THE 



NATURALIST'S 



POCKET-BOOK, 



OR 



BEING A BRIEF INTRODUCTION TO THE DIFFERENT BRANCHES 



OF 



NATURAL HISTORY, 



WITH 



APPROVED METHODS FOR COLLECTING AND 

 PRESERVING 



THE 



BY GEORGE GRAVES, F.L.S. 



AUTHOR or BRITISH ORNITHOLOGY, OVARIUM BRITANNICUM, AND EDITOR Of 

 THE NEW EDITION OF CURTIs's FLORA LONDINENSIS, 



LONDON: 



PRINTED FOR LONGMAN, HURST, REES, ORME, AND BROWN, 

 PA TER NOSTER-RO W. 



1818. 



