1. Reconnaissance for yellow fever in the Nuba Mountains, southern Sudan, 1954 Publication: United States : T.H. Work, 2006 Subject(s): Yellow Fever -- epidemiologyYellow Fever -- transmissionBlood Specimen CollectionExpeditionsSudan
2. The time machine [by] H.G. Wells Publication: Bethesda, MD : U.S. National Library of Medicine, National Institutes of Health, Health & Human Services, 2009 Subject(s): TimeSpacecraftExpeditionsBooksForecasting