Ross, Dr. John W., 35, 45, 143, 206. Ross, Dr. Ronald, anti-malaria work of, 74, 141. San Blas Indians, 167-174. Sanarelli, Giuseppi, yellow-fever researches of, 7-11. Sanarelli’s organism, Army board investigation of, 11, 12. Sanitary Department in Panama, accounts of, 239, 241. cemeteries under control of, 214-216. changes in, 153, 154. financial and moral value of, 280-284. free medical service of, 214. Sanitary department in Panama, organization of, 148. undertaking and, 239-240. Sanitary districts for anti-malarial work, 160, 182, 183. Sanitary inspection, in Havana, fumigation for yellow fever and, 52-55. screens and, 50-52. water supply and, 56-62. in Panama, drainage and, 184-195, 201. fumigation for yellow fever and, 150, 151, 261, 263. grass-cutting and, 183-184. mosquito-catching and, 198-202. screens and, 196-198. Screens, as anti-malaria measure, 196-198. in treatment of yellow fever, 50-51, 230, 231. Smith, Patrick, Private, Sanarelli’s organism and, 11. Stegomyia. _See_ Mosquito, yellow-fever. Sternberg, George M., General, 7, 138. Stevens, John F., 155. Suez Canal, sanitation at, 139, 140. Sulphur fumigation, 53, 263. Taboga, sanitarium at, 248, 249. Tobacco fumigation, 55. Transportation of sick in Panama, 210-212. Umbrella ants at Ancon Hospital, 232-234, 236-237. U. S. Army, sick rate in, 4, 206, 279. Vaccination, yellow-fever, 42, 47. Water supply, at Ancon Hospital, 229. in Havana, and mosquito-breeding, 56, 58, 59, 60. at Suez Canal, 140. Wood, Gen. Leonard, 19, 40. Yellow fever, description of, 21, 115, 122. direct transmission of, 37-38. effect of, on shipping, 3. endemic areas of, 125-126, 127, 128, 270. epidemic area of, 129, 130. epidemics of, 1, 128, 129, 130. experiments at Camp Columbia, 19, 20, 21, 25, 26, 27, 30. fumigation for, 52-55, 150, 151, 261, 263. importance of control of, to human race, 289-293. in Africa, 127. in Brazil, 126. incubation period for, 10, 27-30, 38. in Ecuador, 24, 119. Yellow fever in French Panama Canal Co., 138, 149, 227. in Havana, 3-7, 22, 23, 41, 125. in U. S. Army, 4. in Vera Cruz, 3, 117, 121, 127, 128. investigation of, by Army board, 11, 12, 16-20, 26, 30-36, 38, 41-46. old treatment of, 65, 66, 67, 68, 69, 70. origin of, 117-118, 119, 120, 121, 287. quarantine regulations for, 63, 64, 72, 260. Sanarelli’s researches in, 7-11. Yellow fever, ship infection cases of, 264-269. spread of, 115, 116, 124, 125, 126, 127. statistics of, 71, 72. transmission of, 13, 14, 21, 27, 32-36, 37-38. treatment of, at Ancon Hospital, 230-232, 233,234. screens in, 50-51, 230, 231. Yellow-fever immunity, 22-24, 64, 118, 119, 261-263. value of certificate of, 25. Yellow-fever mosquito. _See_ Mosquito, yellow-fever.