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HENRY CROUCH'S 



First-Glass 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. 



Agents xs Ameeica, 

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



