Born-Digital or AnalogAnalogTranscriptEncephalitis Discoverer of tick fever serum, Dr. R. R. Parker, arrives to help plan campaign against encephalitis. 1941 1953 Sleeping sickness studied year 'round. Post Ja 15 153 p.68 U.S. opening field laboratory in Greeley for study of sleeping sickness. Post Je 14,, 1950 p.52 Case reported in Alamosa. RMN AO 27, 1952 p.13CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng