THE LACRYMAL APPARATUS 



283 



FIG. 55. PYOGENIC BACILLUS FROM A CASE OF DACRYOCYSTITIS. 

 SERUM. INVOLUTION FORMS, x 1,000. 



BLOOD- 



FIG. 56. SAME BACILLUS AS IN FIG. 55. PURE CULTURE ON AGAR. x 1,000. 



