ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 
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MICROSCOPY. 
a. Instruments, Accessories, &c.* 
(1.) Stands. 
Beck’s Improved “Continental” Model Microscopes.*— This is a 
new and very solid and substantial model Microscope designed by 
mi . subdivision contains (1) Stands; (2) Eye-pieces and Objectives: (3) Illu- 
