THOMPSON YATES AND JOHNSTON LABORATORIES REPORT 
REFERENCES. 
1. Manson, 1903. Tropical Diseases ; Cassell and Co., London. 
2. Livingstone, 1874. Last Journals ; John Murray, London. Vol. III., Chap. 2, 
P- 33- 
3. Livingstone, 1874. Last Journals ; John Murray, London. Vol. II., Chap. 5, 
p. 115. 
4. Livingstone. 1857. Missionary Travels and Researches in South Africa; John 
Murray, London. Chap. XIX., pp. 382, 283. 
5. Livingstone, 1857. Missionary Travels and Researches in South Africa; John 
Murray, London. Chap. XXX., pp. 628, 629. 
6. Hinde, Dr. S. L., 1897. La Chute de la domination des Arabes du Congo. 
(Translation of original " The Fall of the Congo Arabs.") Th. Falck and 
Cie., Bruxelles. Chap. XII., p. 3, 
7. Krapf, 1882. Suaheli Dictionary; Trubner and Co., London. 
" Past, pi. Papasi, ticks, an insect said to cause fever in one who is bitten 
by it." 
8. Dantec, 1900. Pathologie Exotique ; Loin, Paris. 
g. Strumpell, 1892. Speciellen Pathologie und Therapie ; Vogel, Leipzig. 
0. Stephens and Christophers, 1904, 2nd. ed. Practical Study of Malaria; Williams 
and Norgate, London. 
1. Christy, 1903. Thompson Yates Laboratory Reports. Vol. V. (new series), 
Part I. 
2. Schaudinn, 1904. Arbeiten a.d. kaiserlichen Gesundtheitsamte ; Springer, Ber- 
lin. Band 20. 
