xvi LIST OF ILLUSTRATIONS. 



FIG. PAGE 



97. Finkler and Prior's spirillum from an agar culture. x 1000 402 



98. Influenza bacilli from a culture on blood agar. x 1000 . 405 



99. Bacillus of plague from a young culture. x 1000 . .411 



100. Bacillus of plague in chains, x 1000 . . .412 



101. Spirilla of relapsing fever in human blood (after Koch). 



x about 1000 ...... 415 



102-107. From dried blood-films, showing parasites of malarial 



fever, x about 1000 . . ' . . . 478 



108. Amoebae of dysentery . . * . . 487 



