

:' , /;> ;., \' vKi'- i '''' 



iMIkir ^t^35^ : "* w ' r 



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PLATE II. 





FIG. 6. Spirochsete pallida in section of spleen of child ; case of con- 

 genital syphilis. Levaditi's stain. x 1000 diameters. 



FIG. 7. Tubercle bacillus and other bacteria in sputum ; case of chronic 



phthisis. Ziehl-Neelsen stain. 



x 1000 diameters. 



FIG. 8. Section of leprous skin, showing numerous clumps of bacilli 

 (stained red) in the cutis. Carbol-fuchsin and methylene- 

 blue. x 80 diameters. 



. 



FIG. 9. Section of leprous granulation tissue, showing large numbers of 

 bacilli, chiefly contained within cells. Carbol-fuchsin and 

 methylene-blue. x 1000 diameters. 



