Godowski, now thoroughly alarmed, bent over Craig. But the
delirium had overcome Kennedy, too.

Unable to make any sense out of Craig's broken wanderings,
Godowski lost no time in taking samples of our blood.

Then he hurried away to his laboratory in his car. As he did so,
however, Long Sin leaped into a taxicab which was waiting and
followed.

. . . . . . .

In Godowski's laboratory, where he was studying tropical diseases,
the bacteriologist set to work at once to confirm his own growing
suspicions.

From a monkey which he had there for experimental purposes, he
drew off some blood samples. Then, with the aid of his assistant,
he took the blood samples he had obtained from us. The monkey's
blood, under the microscope, seemed full of rather elongated
wriggling germs of a peculiar species. In and out they made their
way among the blood corpuscles each like a dart aimed at life
itself.

Then he took the samples of our blood. In them were the same
germs--carried by that gruesome tick!

"The spirillum!" he muttered. "They are infected with African
recurrent fever. The only remedy is atoxyl, administered
intravenously, after the manner of Professor Ehrlich's famous