Bui. I 15, Bureau of Chemistry. U. 5. Dept. of Agriculture. 



Plate IX. 



Fig. 1. — Longitudinal Section. 









Fig. 2. — Transverse Section. 



Unsoaked Breast Muscle of Chicken in Cold Storage 2 Years. 



[Zeiss: 16mm. objective, apochromatic; No. 12 ocular, compensating.] 



