MICROSCOPIC PHOTOGRAPHY. 



341 



Pig. Gl. Spiracle of insect, magnified 75 diame- Fig. 62. Elliptic blood-cells of frog, magnified 

 ters. 250 diameters. 



Pig. 63,-UlLimate muscular fibre, magnified 200 Fig 64 ._s p iral vessels of banana, magnified 50 

 diameters. diameters. 







Pig. 65. -Woody fibre ^Tpine, magnified 50 di- Fi S- 66 - Mncous membrane of the stomach of a 

 ameters. carnivorous beetle, magnified 50 diameters. 



