INbEX. 173 



PAGE 



Dehydration, in glycerin 43 



" , with alcohol 45 



Descartes , 10 



Diagnosis of Diphtheria 117 



" " Tuberculosis 116 



" " Typhoid Fever 118 



Diaphragm (see Microscope, diaphragm). 



* ' , use of 28 



Diatoms 35, 124 



Differential blood count 112 



" staining 49, 50 



Dinitrobenzol 147 



Dinitrotoluol 147 



Diphtheria, diagnosis of 117 



Documents, study of 137 



Double staining 50 



Draw-tube, use of 20, 31, 32 



Drebbel II 



Drug adulterants 69 



Drugs, microscopically examined for adulterants 69 



Dry mounting (see Mounting Media, air). 



Early 163 



Ehrenberg 106 



Eosin and hsematin, double staining 50 



Eosinophils 1 1 1 



Epithelial cells in urine 109 



Erythrocytes iii 



Esparto-fibre 103 



Eutectic alloy 164 



Eye, structure 2 



Eyepiece (see Microscope, lenses). 



Eye-point '. 33 



Eyes, care of 33 



Fabrics, examination of 94 



Ferric carbide in steel 165 



Ferrite 165, 166 



Fibres, analytical key 98 



" , animal 81, 90 



" , effect of reagents 81 



