468 
INDEX 
PAGE 
Antimonates. 40 i 
Antimony, common salts. 39 ^ 
detection with cesium chloride. 399 
Apochromatic objectives. •' . 3 
Applying reagents, methods. 298 
Arc lamps, microscopic. ^59 
Areas, measurements of. 212 
Areas visible with different objectives. 
Arsenates, detection of. 397 
Arsenites, detection of. 398 
Arsenic, common salts. 395 
detection of. 395 
as arsine. 395 
by reduction. 397 
Artificial daylight. ^^8 
Artificially colored crystals. 275 
Atomic weights. 44 ^ 
Axial angle. 257 ) 
calculation of. 237 
estimation of. 258 
Axial light, test for. ^^9 
Ball-and-socket stage. ^43 
Barger method for molecular weight determination. 213 
Barium, common salts. 34 ^ 
detection by oxalic acid. 344 
potassium bichromate . 347 
ferrocyanide. 346 
sodium bicarbonate. 349 
sulphuric acid. 342 
Barnes pipette, bottles with. ^47 
Bead tests... 
Biaxial crystals. ^64 
refractive indices of. 236 
Bichromates, detection of. 423 
Biltz cell. 
Binocular Microscopes. 
Bisectrix.. 
Bismuth, common salts. 402 
detection by cesium chloride. 402 
oxalic acid. 403 
ammonium bichromate. 4^3 
potassium sulphate. 402 
water. 402 
Blast lamps, small.. • • • ^64 
Blue glass with Abbe condenser. 27 
Bolting cloth.. 
