Fig. 7. — Proteus Hominis (Bordone Uffreduzzi). 



Cover Glass Preparation of Culture, \ apochromatic, Pro- 

 jection ocular 6. x 500. 



Fig. 8. — Bacillus Anthkacis. 



Edge of Impression Preparation of Colony on Gelatine, 

 Loffler, Jj apochromat, Projection ocular 6. x 1000. 



