CONTENTS. VII 



Page. 



Complement fixation in differentiation of acid-fast bacilli, Harris and Lanford . . . 478 



Alterations in complement-containing sera, Criiickshank and Mackie 478 



Preparation of nontoxic serum and immune blood preparations 479 



The local specific therapy of infections. — I, The biologic basis, Flexner 479 



Bacteriology and control of acute infections in laboratory animals, Ferry 479 



Antistreptococcus serum, Weaver 479 



Report on foot-and-mouth disease in Ireland in the year 1912 480 



About a new serodiagnostic method, Pfeiler and Weber 480 



Effect of guinin on rabbits inoculated with rabies, Frothinghara and Halliday. . 480 



The quinin treatment of rabies, Gumming 480 



The duration of passive immunity against tetanus toxin, Ruediger 480 



The trombidiasis of goats and its transmission to man, Galli-Valerio 480 



Investigations in regard to the tuberculosis problem, Rabinowitsch 481 



Virulence of tubercle bacilli in "rayed caseation, " Hafemann and Binder 481 



Occurrence of primary pudic and vaginal tuberculosis in the bovine, Meyer. . . 481 



The diagnosis of tuberculosis with the anaphylactic test in vitro, Tadini 481 



The diagnosis of tuberculosis with the anaphylaxis reaction, Valenti 481 



The thermoprecipitation reaction in tuberculosis, Fagiuoli 481 



Tuberculous antij^ens and antibodies. — Inhibition, Calmette and Massol 481 



The reciprocal affinity of tuberculins, Carapelle 482 



Production of passive hypersensitiveness to tuberculin, Austrian and Fried . . 482 



Combating mammary gland tuberculosis in bovines in Sweden, Bergman 482 



[Periods of high temperature in cattle imported into Guam], Thompson 482 



Experimental bovine mastitis of human origin, Davis and Cappes 482 



The formation of arsenate in dipping tanks, Lewis 483 



The seventh annual report of the state veterinarian of Alabama, 1913, Cary. . . 483 



Erysipelas in hogs and its relation to swine plague, Riebe 483 



Hog cholera, Hoskins 484 



Mode of penetration of Stephanurus dentattis, Bernard and Bauche 484 



Fistula of the withers : Autotherapy, Duffin 484 



Bacillary white diarrhea of young chicks, Rettger, Kirkpatrick, and Jones 484 



Ovarian infection in the domestic fowl and transmission to offspring Rettger. . 484 



Studies on fowl cholera. — III, Inheritance in rabbits of immunity, Hadley 485 



Occurrence of spirochetosis of fowls in Southern Nigeria, Macfie and Johnston . . 485 



On certain spontaneous chicken tumors as manifestations of a single disease. . 485 



RURAL ENGINEERING. 



Flumes and fluming, Bruce 485 



Use of coordinates in surveying and laying out tracts for irrigation, Logan 486 



Soil porosity and the distance between drainage channels, Schmeer 486 



The road drag and how it is used 486 



An outfit for boring taj^rooted stumps for blasting, Thompson 486 



Scientific tests of a two-cylinder opposed engine, Heer 487 



Use of ball bearings in agricultural machinery, Hermanns 487 



Competitive tests of tractors and other apparatus, De Chassart et al 487 



Mechanical cultivation with windlasses and cables, Ringlemann 487 



Motor cultivation, its practical applications, Ballu 488 



On the history of horseshoeing, Horn 488 



Test of some joints used in heavy timber framing, Dewell 488 



Anchoring houses in overflow districts, Yoimgblood 488 



Beef cattle and sheep bams, Curtis 488 



The best type of implement shed for Texas farms, Youngblood 489 



The Tennessee wooden-hoop silo, Willson 489 



Silo facts. Reed 489 



The disposal of creamery refuse, Wilson 489 



Sewage disposal in the Tropics, Weissenborn 489 



Firing house heating boilers for testing, Pierce 489 



RURAL ECONOMICS. 



Agricultural surveys, Warren 489 



Value of records in agriculture, Laplaud 490 



Agricultural cooperation, Hibbard 490 



A Dutch vegetable market 490 



Concerning the servant question 490 



The occupying ownership of land, ToUemache 490 



