Bui. 1 1 5, Bureau of Chemistry, U. S. Dept. of Agriculture. 



PLATE VI, 



. 



FIG. 1. LONGITUDINAL SECTION. 



V 

 V < \ 



/ 



FIG. 2. TRANSVERSE SECTION. 

 NORMAL CHICKEN MUSCLE. 



FZeiss : 4mm. objective, apochromatic ; No. 6 ocular, compensating.] 



