LIST OF FIGURES 



FKJ. PAGE 



1. Various Forms of Bacteria .; . -.'-.. , . 7 



2. Diagram of Sarcina - . . : . . . .8 



3. Diagrams of Normal and Polymorphic Forms of Tubercle 



Bacilli . . . . . . . 10 



4. Various Forms of Spore Formation and Flagella . . 13 



5. Inoculating Needles . . . . . .17 



6. Media for Surface and Depth Culture . . . ,17 



7. Method of Producing Hydrogen by Kipp's Apparatus for 



Cultivation of Anaerobes . . . .23 



8. Koch's Steam Steriliser . . . . . 24 



9. Diagrams of B. typhoms and B. coli . . . .47 



10. Pasteur-Chamberland Filter . . . . .71 



11. Miquel's Flask . .. . . . .74 



12. Sedgwick's Sugar-tube . . . . .75 



13. Diagram of Ascospore Formation . . . .98 



14. Gypsum Block . . . . . . .98 



15. Diagram of S. ceremsice . . . . .102 



16. Diagram of S. ellipsoidens . . . . .102 



17. Diagram of S. pastorianus . . . . .102 



18. Frankel* s Tube , . . . . ,118 



19. Rootlet of Pea with Nodules . . . . 133 



20. Diagram of Bacillus of Symptomatic Anthrax . . .143 



21. A Plan of Septic Tank and Filter-beds . . .167 



22. Contact-beds , , , .... 169 



23. "Ulax" Filter . . . . , . . 229 



24. Diagram of Bacillus diphtherice . . . . . . 289 



25. Diagram of Types of Streptococci . . . .312 



xvij 



