INDEX. 



Acetate of soda, solution, 329. 



.Verne microscope, 84. 



Adjustable objectives, 148. 



Adjustable glasses, 129. 



American stands, 17. 



American stands compared 

 with German, 18. 



American histological stand, 39. 



Analysis, chemicals for, 322. 



Analysis, chloride of sodium, 

 328. 



Analysis for albumen, 337. 



Analysis for glasses, 103. 



Analysis, earthy phosphates, 

 331 



Analysis, phosphoric acid, 330. 



Analysis, sugar, 332. 



Analysis, sulphuric acid, 331. 



Analysis, urea, 323, 325. 



Analysis for sugar, 335. 



Angular aperture, what is it? 93. 



Angular aperture denned, 93, 

 370. 



Angular aperture illustrated, 

 94. 



Angular aperture, how to meas- 

 ure, 95. 



Angular aperture, versus work- 

 ing distance, 115, 121. 



Angular aperture and central 

 illumination, 361. 



Angular aperture and penetra- 

 tion, 118. 



Angle high glasses, 103. 



Apparatus for micro-chemical 

 use, 320. 



Apertures, angular, 93, 



405 



Aperture, angular balsam, 123. 

 Artificial light, 187. 



Balsam apertures, 12S. 



Balsam angles, advantages of, 

 141. 



Balsam angle, management of 

 257, 



Balsam angle, and working dis- 

 tance, 142. 



Balsam angle, low objective 144. 



Baryta solution, 324. 



Bausch & Lomb's microscopes, 

 50. 



Bausch & Lomb's microscope, 

 professional, 53. 



Bausch & Lomb's microscope, 

 students, 66. 



Bausch & Lomb's microscope, 

 stands, 344. 



Bausch & Lomb's objectives, 

 346. 



Beck's microscopes, 72. 



Beck's microscope stands, 347. 



Beck's vertical illuminator, 217. 



Beck's vertical illuminator, how 

 to use, 221 



Binocular, objections to, 30. 



Binocular, versus monocular, 

 29. 



Biological microscope, 68. 



Bull's eye condenser, 225. 



Bull's eye condenser, how to use, 

 227. 



Bullock's microscope, first- 

 class, "A. 1." 59. 



