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HENRY CROUCH'S 



First-Class Microscopes. 



Student's Microscope. 



New Family and School 

 Microscope. 



New Series of Objectives. 



New Accessories. 



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



HENRY CROUCH, 66, Barbican, London, E.C. i 



Agents in America, 

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



