85 



2 p. m. — No intracorpuscular forms. 



10 p. m. — No intracorpuscular forms. 



October 30, 6 a. m. — Blood examination shows no intracorpuscular 

 forms. A large mononuclear leucocyte has much brown pigment. 

 Ovoids still present in apparently undiminished numbers. Patient 

 has very much improved in his general condition. His mind is 

 better, appetite has returned, and he was returned to San 'Sebastian 

 Hospital. 



Filtration Experiments with Tertian Fever. 



Andrez Mendez (case LXVI) , 39 years old ; born in La Luz, Estado 

 de Guanajuato ; never had fever in his native place. In 1878 had yel- 



Temperature chart of Andres Mendez. 



low fever (?) in San Antonio, Estado de Guanajuato, with which he 

 says he was sick about one month. He came to Vera Cruz three 

 years ago and has had fevers five or six times since. 



