3 . 



* 

 * 



* 



10 



12 



13 



FIG. 252. Human blood-cells (Todd). X 1000. i , Erythroplastid ; 2, normoblasts; 3, ery- 

 throblast and normoblast; 4, blood-plates, one lying on a red corpuscle; 5, lymphocytes, large 

 and small; 6, 7, large mononuclear leucocytes, polar and profile views ; 8, neutrophilic leucocytes; 

 9, eosinophilic leucocytes; 10, basophilic leucocyte; 1 1 , neutrophilic myelocyte ; 12, eosinophilic 

 megalocyte; 13, basophilic myelocyte. 



