288 



Index 



Carmine and gelatine for injecting, 



165 

 Cathcart's microtome, 140, 229 

 Cedar-wood oil, 58 

 Celloidin embedding, 263 

 Cement to hold material for cutting, 



263 

 Cementite, 188 

 Centring of objectives, 73 

 Chalk containing foraminifera, 218 

 Chara, 182 



Choice of a condenser, 100 

 Chromatic aberration, 49 

 Chromic acid and spirit, 133 

 Cleaning slips and covers, 223 

 Clearing, 265 

 Coarse adjustment, 21 

 Cochlea, methods of hardening, 134 

 Cockroaches, glands of, 192 

 Cole's microtome, 139, 229 



stain, 171 

 Collecting and preserving, 264 

 Colour correction, 56 

 Cells, 220, 221 

 Colour tests, 71 



Compensating eyepieces, 55, 57, 79 

 Compressors, 119 



Condensers, aplanatic aperture of, 

 93 



choice of, 100 



for sub- stage, 89 



how to use, 95 



immersion, 98 



mounting of, 92 

 Continental microscopes, 42 

 Corallines, 186 

 Correction, colour, 66 

 Corrosive sublimate, 134 

 Cover-glass, correction for, 68 



influence of, 65 

 Critical image, 97 

 Crystals, 200 

 Curvature of field, 74 

 Cuticles, 202 

 Cutting sections, 274 



vegetable sections, 169 



D. 



Dalton-Smith's stain, 170 

 Dark ground illumination, 99 

 Davis's shutter, 111 

 Decalcifying solution, 133 

 Definitions, 48 



tests for, 75 

 Dehydrating, 266, 272 

 Delepine microtome, 233 

 Diaphragm, 49 

 Diatomacese, 205 



Diatoms, cleaning, 206 



mounting, 207, 219 



selecting, 208 

 Dick's petrological microscope, 40 

 Diffraction, influence of on resolu- 

 tion, 124 

 Diffraction spectra, 50 

 Diphtheria bacillus, 161 

 Dissecting microscopes, 34 

 Double staining, 147 

 Double stain, Gibbe's, 160 

 Draw-tubes, mechanical, 28, 68 

 Drugs, 175 

 Dry mounts, 220, 222 



E. 



Earland's method for collecting and 



preparing foraminifera, 211 

 Ehrlich's double staining for Bacillv^ 



tuberculosis, 159 

 Ehrlich's hsematoxylin, 146 



triple stain, 151 

 Elder pith, 262 

 Electric lamps, 110 

 Embedding, 262 



bath, 138 



in carrot, 139 



in celloidin, 141, 263 



in gelatine, 143 



in paraffin wax and lard, 136 



tissues, 136 

 Endothelium, staining and mounting, 



154 

 Enteric fever, bacillus of, 162 

 Entomological specimens, 189 

 Entomostraoa, 200 

 Eosin for vegetable sections, 172 

 Epithelium staining, 153 

 Etching metal, 187 

 Eyepieces, 77 



binocular, 81 



blank, 82 



compensating, 55, 57, 79 



hnloscopic, 73, 80 



Huyghenian, 58, 77 



Kellner, 80 



negative, 50 



positive, 50 



power of 78 



projection, 81 



standard gauges for, 82 



universal, 80 

 Eye-shades, 120 



E. 



Farrant's medium, 1 58 



finishing off, medium, 222 



