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HENRY CROUCH'S 



First-Class Microscopes. 



Student's Microscope. 



Hew Family and School 

 Microscope. 



New Series of Objectives. 



New Accessories. 



NEW ILLUSTRATED CATALOGUE, ON RECEIPT OF STAMP. MAILED ABROAD FREE. 



HENEY CEO UGH, 66, Barbican, London, E.G. 



Agknis in Amekica, 

 JAMES W. QUEEN & CO., 924, Chestnut Street, Pliiladelpliia, U.S. 



