MICROGRAPHIC DICTIONAJIT; 



MATNAHD M. METCALF 



A GUIDE TO THE EXAMINATION AND INVESTIGATION 





OF THE 



STEUOTURE AND NATURE 



OF 



MICROSCOPIC OBJECTS. 



BY 



J. W. GRIEFITH, M.D., RL.S. &c., 



MEMBER OF THE ROYAL COLLEGE OF PHYSICIANS ; 



AND 



ARTHUR HENFREY, F.RS., E.L.S. &c., 



PROFESSOR OF BOTANY IN KING's COLLEGE, LONDON. 

 ILLUSTRATED BY FORTY-ONE PLATES AND EIGHT HUNDRED AND SIXTEEN WOODCUTS. 



LONDON: 

 JOHN VAN YOOUST, PATEENOSTEE EOW. 



MDCCCLVI. 



