PLATE VIT. 



lI; 



^ 





l:-? 



^iF/- 





'J' 



i 



25. SPIRILLUM MILLERl. 



(FROM CARIOUS TEETH.) 



X 1000. Photomicrograph by Wm. Radam. 



•*■ i.- V s.'k 



27. ACHORION SCHOENLEINII. 



(FAVUS FROM HEAD.) 



X 1000. Photomicrograph by Wm. Radam. 



26. LEPTOTHRIX BUCCALIS. 



(MOUTH BACTERIA.) 



X 1000. Photomicrograph by Wm. Radam. 



"'•-. 





28. MICROBES DANDRUFF 



PRODUCING. 



X 1000. Photomicrograph by Wm. Radam. 



