DESCRIPTION OF PLATES. 319 



FIG. 5, The Size and Figure of the Vesicles of the Blood, taken 

 from a common fowl. 



FIG. 6, Exhibits the Size and Form of Particles (see Note 

 cxxii, p. 253) taken from a Lymphatic Gland, found on 

 the neck of the fowl whose blood is expressed in fig. 5. 



Note. All the Experiments were made by a clear daylight, and the objects viewed 

 through the same lens, viz. ^ of an inch focus, except Plate vin, fig. 4, which was 

 examined with a lens the 3, of an inch focus. 



