10 CONTENTS 



VOLUME A — M E D I C A L 



PAGE 



Intkoduction lil 



Ell'ects of Fire — Staff Changes — Private Workers — Title of Laboratories — Second Review 

 Supplement — Volume A — Papers Contributed — Scope of Work — Acknowledgments — 

 Volume B — Papers dealing with General Science — Acknowledgments — Laboratory Steamer 

 — Museum and Library — Acknowledgments— Scientific Staff — Future of Scientific AVork 

 in the Sudan. 



Sleeping Sickne.ss in the Anclo-Egvptian Sudan. By Col. H. B. Matiiias, ]).S.0. ... 31 

 Investigation of Conditions in the Bahr-El-Chazal — Natural Barrier against Sleeping Sickness 

 — Quarantine Ordinance — Cases in Western Bahr-El-Ghazal — Examination of Natives — 

 Cases in the Lado — Infected Area — Summary of Precautionary Measures — Additional Note. 



Anim.\l Trypanosomiases in the Anglo-Egyptian Sudan. By Captain W. B. Fry ... 41 

 Present Confusion of Classification — Necessity for Systematic Nomenclature — Review of the 

 Trypanosome Types — Methods of Differentiation —Type 1, T. Iirucei oy pecaudi — Morphology 

 — Curves of Distribution — Animal Inoculaticnis and Reactions — Type 2, T. evansi — 

 ilorjihology — Curves of Distribution — Animal Inoculations and Reactions — Type 3, 

 T. pecoru/a or nannin — Morphology — Curve of Distribution — Animal Inoculations and 

 Reactions — Tyiie -1, T. phxir or cazalboui — Morphology. 



Some Observations <>n Trypanosoma brucei (pecaudi?) and the Sudan Camel 

 Trypanosome in Cultures, with a Note on Endoglobulak and Develop- 

 mental Forms of T. brucei (pecaudi 0- By G. Buchanan 57 



Technique : Culture Media, Inoculations — Ajipearance in Culture : After 24 Hours, After 

 48 Hours, After more than 48 Hours, Stained Films, Virulence of a 22 Days' Culture on 

 Gerbil — Remarks : Culture of Trypanosomes. 



Note on Developmental Forms of T. Iirucei (-pecaudi?) in the Internal Organs, 

 Axillary Glands and Bone-Marrow of the Gerbil (Gerhilhis jn/gatytts) — Changes 

 of the Parasite — Morphology and Develojiment in the Spleen : Intra-corpuscular, Extra- 

 corpuscular — Forms Found in Lung Smears... ... ... ... ... ... ... ... 59 



Notes on Human Spiroch.ktosis. By Captain L. Bousfield 02 



Six Cases of Relapsing Fever — Possible A'ectors of the Di.sea.se — Summary of Clinical Asjiects 

 of 1 )isease -Spirochaites in Blood — Teniiicraturc Charts. 



The Spirochete of Egyptian Relapsing Fever. , By the Director 07 



Morphology — Staining Reactions — Animal Inoculations — Chicken Feeding and Insect Trans- 

 mission Experiments — Bed-bugs — Lice — Ticks — Inferences from Experiments — Tables of 

 Comparison — Probalile Identity of Egyptian Spirochastosis with that due to Sji. hcrhera. 



Spiroch.etosis of Sudanese Fowls. By the Director 76 



Summary of Previous Paper — Brief Account of Recent Literature ; Up. inarckou.ri, Sp. 

 tieveuxi, Sp. anserina — Preliminary Experiments — Dark-field Method — Differential 

 Staining— Experiments in Culture — Action of " C06 "— " Afterphase " Bodies — Differences 

 of the Disease in Chicks and Fowls — Experiments — Possibility of Hereditary Transmission 

 — Close Connection between Intra-corpuscular Bodies and Acvite Spirochastosis — " Graiiules " 

 in A. ])ersicus — Significance of Experiments — 0. aavignyi — Granule Infection — Fowl Lice — 

 Blood Changes in Infected Chicks— Treatment— Effects of "606" on Spirochetes— 

 Favourable Results— Effects of "606" on Intra-corpuscular Forms— Mechanism of the 

 Crisis— The Infective Granule — A cycle of Schizogony — Importance of the Dark-tield 

 Method — Summary and Conclusions — Proposed name for Sudan Fowl Spirochete, 

 Sp. f/rmiulosa (pienetrans). 



Note on a Method of Obtaining Blood Askpticali.y foi; 'I'tie Culture of H.kmatozoa 



in the Tropics. By the Director 107 



