Kissenger, Private, 322, 324, 326; paralysis of, from yellow fever experiment, 333; volunteers for mosquito bite, 323 Kitasato, S., 194, 338 Koch, Mrs., 106, 107, 110, 111, 300 Koch, Robert, 105-144; dangerous experiments with tuberculosis, 136; discovers microbe of cholera, 140-143; experiments with anthrax, 108-128; failure to cure tuberculosis with vaccine, 193, 194, 299; first photographs microbes, 123; invention of hanging-drop, 113, 114; other references to, 24, 104, 145, 146, 147, 148, 166, 167, 168, 184, 185, 193, 194, 198, 200, 209, 211, 219, 234, 236, 237, 238, 250, 297, 299, 300, 304, 305, 314, 323, 335, 336, 338, 339; proves microbe cause of anthrax, 115; pure culture microbes discovered, 125, 126; works on cause of tuberculosis, 128-138 Laveran, A., discovers malaria parasite, 281; microbe of, demonstrated by Manson to Ross, 282; other references to, 296, 342, 343 Lavoisier, A., 77 Lazear, J., 311-333; bitten by yellow fever mosquito, 318; died of yellow fever, 320 Lazear, Mrs. J., 312 Leeuwenhoek, Antony, 3-24; an admirer of God, 12; discovers human sperm, 19; discovers microbes, 10, 11, 12; discovers microbes in mouth, 17, 18; experiments on origin of microbes, 13; failure to find disease microbes, 22; letters to Leibniz, 23; letters to Royal Society, 9; microbes in pepper water, 14; other references to, 25, 26, 27, 28, 29, 44, 51, 61, 76, 77, 106, 108, 109, 111, 114, 128, 137, 138, 209, 228, 250, 334, 358 Leibniz, Gottfried W., 23 Leucart, R., 209 Leupold, 349 Le Verrier, 83 Liebig, J., 70, 73 Linnæus, 59 Lister, J., 100, 106, 182 Loeffler, F., discovers diphtheria microbe, 185-187; foretells diphtheria toxin, 187; other references to, 129, 131, 132, 138, 188, 189, 193, 331 Louvrier, the horse doctor, 149-150 Lutchman, 287 Maillot, M., 94 Maisonneuve, Dr., 231 Malaria, 278-310; human, Grassi proves carried by anopheles mosquito, 301-306; Manson’s theory mosquito carries, 283; of birds carried by gray mosquito, 292-298; prevention of practical demonstration of, by Grassi, 307 Mal de Caderas, 342-350; Ehrlich cures by chemical, 343-345 Malta Fever, Bruce discovers microbe of, 254 ff. Manson, Patrick, 282-298, 315; announces Ross’s success at Edinburgh, 296, 297; other references to, 235; theory mosquitoes carry malaria, 283 Maria Theresa, 45 Marquardt, M., 348, 349, 356 Martin, M., 203 Meister, Joseph, vaccination of, for rabies, 179