Fig, 1. 



GERMS. FUNGI. 



PLATE I. 



r^- vp^ 



',*./ 



Development of germs in organic fluid, a, 1'J 



hours after their first appearance. 6, one day. 



c, two. days, d, four days, e, five, and/, six 



days, X 215. p. 10. 



Fig. 2. 



Yeast cells, growing during forty-eight hours. 

 a X -215. 6 x 400. pp. 14. -JO. 



' 



Bacteria germs from the 

 mouth. X 1800. p. 34. 



Fig. 3. 



The same. X 3000. p. 34. 



Fig. 4. 



The same. X 5000. p. 



Fig. 5. 



Growing yeast cells, showing diverticula from each mass 



of the bioplasm. These are from time to time detached 



each germ when set free may grow and produce others. 



X 1300. 1667. pp 14, 19. 





.. 



The most minute germs of fungi 

 visible under the -jj. The 

 smallest is much less than the 

 TooVoo of an inch in diameter. 

 p. 34. 



Growing yeast cells and most minute germs, well stained 



with carmine and magnified by the - s = 2800 diameters. 



p. 14. Nov., 1869 



of an inch x 215 linear. 



1800. 

 x 2800. 

 x 5000. 



[To face page 16. 



