HARDWICKE'S 





AN ILLUSTRATED MEDIUM OF INTERCHANGE AND GOSSIP 



FOR STUDENTS AND 



LOVERS OF NATURE. 



Edited by M. C. COOKE, 



AUTHOR OF "A PLAIN AND EASY ACCOUNT OF THE BRITISH FUNGI," "MICROSCOPIC FUNGI," 



"A MANUAL OF BOTANICAL TERMS," AND OF "STRUCTURAL BOTANY," THE 



"BRITISH REPTILES," "A FERN BOOK FOR EVERYB )DY," ETC. ETC. 



LONDON: 

 ROBERT HARDWICKE, 192, PICCADILLY. 



1868. 



