3 dv Contents of the Chapters. 
Chap. X. To find out the real Size of Oh^ 
' jeels viewed by Microfcopes p. 
Chap. XL Ared or Fortiori of an Ob - 
jeB fieen 48 
Chap. XII. Of Objects in general 30 
Chap. XIIL Of examining Objects 32 
Chap. XIV. Of preparing and applying Ob¬ 
jects 56 
Chap. XV. Cautions in viewing Objects 62 
PART the SECON EL- 
C HAP. I. Of the Animalcules in Fluids 
‘ 68 
Chap. II. To make Pepper-Water 71 
Chap. III. Of Hay-Water j 6 
Chap. IV. Of Eels in Fafie 81 
Chap. V. Of Fain-Water and other Wa¬ 
ters 8 3 
Chap. VI. An Examination of the Blood in 
Animals 102 
Chap. VII. Some Account of the Blood , as 
examined by the Microfcope 1 o 3 
Chap. VIII. Of viewing the Blood with the 
Microfcope 112 
Chap. IX. The Circulation of the Blood 1 17 
Chap. X. Of viewing the Current and Cir¬ 
culation of the Blood 120 
Chap. XL The Fulfation of the Heart 137 
Chap. XII. Of the mufcular or flefry Fibres 
of Animals 139 
Chap. 
