458 ■ MILK AND THE PUBLIC HEALTH 



Preservatives, efficiency of, 384 

 found in milk, 384 

 L.G.B. circular on, 319 

 objections to, 387 



Public Health Act, 1875, milk powers, 

 309, 311 

 Acts Amendment Act, 1890, 310 

 Acts Amendment Act, 1907, 312, 405 

 Food Eegulations (1907) Act, 316 



Purveying of milk, present conditions, 

 267 



Railway stations, distribution of milk 



at, 264 

 Railway transit of milk, distances tra- 

 velled, 267 

 present conditions, 259 

 unlocked churns, 293 

 vans used, 263 

 Reaction of media for bacteria enumera- 

 tion, 178 

 Reconstructed milk, 394 

 Reductases, 4 

 Refrigeration of milk, 372 

 Refrigerators, 289 

 Roofs of cowsheds, construction of, 273 



gale of Food and Drugs (1875) Act, 

 313 



(1879) Act, 314 



(1899) Act, 314 

 Sale of Milk Regulations, 1901, 315 

 Salicylic acid in milk, 210 

 Salts in milk, 4 

 Savage's leucocyte estimation method, 



192 

 Scarlet fever and diseased cows, 114 



spread by milk, 86, 117 

 Score-card, 363 

 Score-card system, 361 

 Seasonal variations and milk composi- 

 tion, 6 

 Sediment in milk, amount, 15 



composition, 14 



estimation of, 195 



sources, 15 



supplied to Manchester, 336 



value of estimation, 200 

 Septic conditions spread by milk, 89 



diseases of the cow, 104 

 Shops, general, and milk-selling, 268 

 Skim-milk and bovine tuberculosis, 138 

 Smegma bacillus, 43 

 Sodium carbonate in milk, 210 

 Sore throats spread by milk, 89, 91, 



110 

 Spirilhwi cJwlerae, see Vibrio cholercu: 

 Staphylococci and cow mastitis, 107 



in milk, 33 

 Sterilisation of milk, 372 

 Sterilised millc, bacteriology of, 373 



bottles, 296 



Storch's test for milk enzymes, 206 

 Straining of milk, 255, 286 

 Streptococci as a cause of mastitis, 107 



estimation of, in milk, 188 



in centrifugalised sediment, 195 



in condensed milk, 212 



in milk, 28 



isolation from milk, 188 



media for dilferentiating, 188 



standards for, in milk, 235 

 Streptococcus anginosus, 109 



lacticus, 38 



mastitidis, 107 



scarlatinae, 116 



Teats, ulcerated. 111 

 Temperature, influence on multiplication 

 of bacteria, 48, 51 



of sheds and milk yield, 275 

 Toning of milk, 399 



Tubercle bacilli, see Bacillus tuberculosis 

 Tuberculin, 134 



Tuberculosis (bovine), American report 

 on, 339 



as a source of human disease, 141 



bacteriological diagnosis of, 134 



Bang's method, 322 



clinical diagnosis of, 133 



control of, 321-329 



control methods in America, 328 



influence of age of cows, 126 



methods of spread, 137 



of udder, prevalence, 129 



Ostertag's method, 326 



prevalence of, 126 



tubercle bacilli in milk, 127 



tuberculin in diagnosis of, 135 



vaccination agaiuht, 327 

 Tuberculosis (human), paths of infection, 



151 

 Tuberculosis, Danish 1904 Act, 430 

 Tuberculosis Order of 1909, 339, 422 

 Typhoid fever spread by milk, 79 



Udder, bacteria in, 17 



influencing of washing on bacteria in 

 milk, 21 



necessity for cleansing, 280 



structure, 9 

 Udder tuberculosis and tubercle bacilli 

 in milk, 129 



in cows, compensation for, 339 



in cows, fate of, 335, 338 



in cows, prevalence of, 333, 335 



in cows, slaughter of, 323 

 "Ulax" milk strainer, 287 



Vaccination against bovine tuberculosis, 



327 

 Vans for milk transit, 263 

 Variations in chemical composition of 



milk, 6 



