1917] CONTENTS. VH 



Page. 



The bacteriological examination of fresh milk, Ritchie 273 



Bacterial testing versus dairy inspection, North 273 



Some observations on causes of high bacterial counts in market milk. Pease 274 



The experience of New York City in grading market milk, Brown 274 



The pasteurization of milk from the practical viewpoint, Kilbourne 274 



Milk clarifiers, Bahlman 274 



Some observations on homogenized milk and cream, Baldwin 275 



Condensed milk in Bermuda, Eells 275 



Manufacture and marketing of creamery butter in the South, Potts and White. . 275 



VETERINARY MEDICINE. 



Report of the veterinary director general for 1915, Torrance 275 



Report for 1914 of the principal of the Royal Veterinary College, McFadyean. . 275 



A new model of double pipette holder and the technique, Hecker 275 



Lupines as poisonous plants, Marsh, Clawson, and Marsh 276 



Studies on the action of glycerin, I, Simon 276 



Action of amino acids, peptids, and proteins on hemolysis, Zunc and Gyorgy. . . 276 



Anaphylaxis produced by sensitization through the vagina, Hamm 277 



The use of polyvalent sera, Cuvellier 277 



A case of anthrax, Reinle and Archibald 277 



Is Bacillus abortus pathogenic for human beings? Cooledge 277 



The bull as a disseminator of contagious abortion, Hadley and Lothe 277 



The causative organism of foot-and-mouth disease, Stauffacher 278 



Investigation on the presence of the tubercle bacillus in milk, Charles 278 



The clinical value of complement fixation in tuberculosis. Miller 278 



Chemotherapy of tuberculosis. — First experimental report, Koga 278 



The chemotherapy of tuberculosis.— First clinical report, Koga 279 



The etiology of bovine metritis, Eggink 279 



Bacterium j)yogenes associated with multiple arthritis in a hog. Ward 280 



Swine erysipelas and hog cholera, Ferreira 280 



Agglutinins in hog-cholera immune serum for Bacillus suipestifer, Wehrbein . . . 280 



The virulent salt solution used in production of hog-cholera seriun, Robbins. . 280 



Lameness of the horse, Lacroix 280 



Effect of feed inoculated with Bacillus coli, Graham and Himmelberger 280 



Sclerostome parasites of the horse in England, I, Boulenger 280 



Histopathology of chicks with Bacterium pullorum, Gage and Martin 281 



The poisonous effects of the rose chafer upon chickens, Lamson, jr 281 



RURAL ENGINEERING. 



The flow of water in wood-stave pipe, Scobey 281 



New method of deriving weir formulas. Running 282 



Design of small lined canals 282 



Surface water supply in Washington and upper Columbia River basin,_ 1913. . . 282 



Rogue River and Willamette Valley investigations. Whistler and Lewis 282 



John Day Project: Irrigation and drainage. Whistler and Lewis 283 



The type of colon bacillus occurring in surface waters, Rogers 284 



Running water possible for every country home, Blasingame 284 



First report of the state engineer of New Mexico, French ._ 284 



Annual report of state engineer and surveyor of New York, 1915, Williams 284 



Third biennial report. State Road Commission 1913-14 284 



[First annual report State Road Bureau West Virginia], Williams et al 284 



New road laws of Oklahoma as passed by the legislature of 1915 and 1916 285 



Road maintenance and its significance, James 285 



The construction of roads and pavements, Agg 285 



Should wider joints be provided in concrete roads laid late? Van Scoyoc. . . . 285 



General specifications for concrete bridges, Watson 285 



Concrete and reinforced concrete, Webb and Gibson 285 



Calcium chlorid hastens seasoning of concrete 286 



Tensile strength of Portland cement mortars containing lime. Fuller 286 



The economical brick mortar 286 



Handbook of practical smithing and forging, Moore 287 



Gas-engine principles^ Whitman 287 



Tractor engines, McVicker 287 



A novel cooler for internal combustion engines 287 



