INDEX. 



PAGB 



Abbe 19 



" condenser I9i 27, 28 



Aberration, chromatic 12, 14, 35, 36 



" , spherical 12, 14, 35, 36 



Acetates, determination of 152 



Achromatic objective (see Objective). 



Acid hsematin 134 



" radicles, detection of 151 



Acids, detection of 151 



Adjustable objective 32 



Adjustments (see Microscope, adjustments). 

 Adulterants of drugs (see Drugs). 

 " " foods (see Foods). 



Agave 89 



Agglutinins 119 



Air-bubbles 30 



Albumin fixative 49 



Aluminium, test for , 144 



Alcohol, as a fixing agent 44, 45 



Alhazen 10 



AUotropism. , 147 



Alloys, behavior of 162 



" , nature of 163 



Alpaca 91 



Alterations in manuscripts 138 



Amici iSi 17 



Ammonium-magnesium phosphate in urine , 107 



Anabana in water 123 



169 



