( .»<) EXPERIMENT STATION RECORD. 



Experiments with the "Radiator," R. Gkipenberg (Landibr. Styr. Meddel. 

 [Helsingfors], 1903, No. 44, pp. SS-57). — The construction of this combined cream 

 separator and churn is described, and the results of comparative trials with the 

 radiator and with separators ami churns arc given, showing that the yield of lmtter 

 is nearly the same in hoth cases. — v. w. wmi. 



Preservation of milk for direct use by pasteurization ( Wisconsin Sta. Rpt. 

 1903, pp. 1 77-182) . — This is a summary of the following articles previously published 

 bythe station: Pasteurization of Milk and (ream for Direct Consumption, by II. L. 

 Russell (E. S. R., 7, p. 987); Bacteriological Investigations on Pasteurized Milk and 

 Cream, H. L. Russell (E. S. R., 8, p. 722); Pasteurization of Milk and Cream at 140° 

 F., by E. H. Farrington and H. L. Russell (E. S. R., 12, p. 84); Thermal Death 

 Point of Tubercle Bacilli under Commercial Conditions, by H. L. Russell and E. <:. 

 Hastings (E. S. R., 13, p. 83), and Increased Resistance of Bacteria in Milk Pasteur- 

 ized in Contact with Air, by H. L. Russell and E. G. Hastings (E. 8. R., 13, p. 986). 



Conditions affecting the consistency of milk; means of restoring consist- 

 ency of pasteurized cream ( Wisconsin Sta. Rpt 1903, pp. 183-187, figs. 2). — This is 

 a summary of the following articles previously published by the station: Effect of 

 Pasteurization and Sterilization on the Viscosity and Fat Globules of Milk and 

 Cream, by F. W. Woll (E. S. R., 8, p. 723); Conditions Affecting the Consistency of 

 Milk, by S. M. Babcock and H. L. Russell (E. S. R,, 9, p. 582); Restoration of the 

 Consistency of Pasteurized Milk and Cream, by S. M. Babcock and H. L. Russell 

 (E. S. R., 9, p. 583), and Restoration of the Consistency of Pasteurized Cream, by 

 S. M. Babcock and 11. L. Russell (E. S. R,, 9, p. 181). 



Dairy bacteriological problems ( Wisconsin Sta. Rpt. 1903, ]>/>. 231-240, jigs. 2). — 

 This is a summary of the following articles previously published by the station: 

 Sources of Bacterial Contamination of Milk, by H. L. Russell (E. S. R., 8, p. 340); 

 Relative Absorption of Odors in Warm and Cold Milk, by H. L. Russell (E. S. R., 

 11, p. 581); Tainted or Defective Milks; Their Causes and Methods of Prevention, 

 by H. L. Russell (E. S. R., 9, p. 990), and Influence of Sugar on Nature of Fermen- 

 tations in Milk and Cheese, by S. M. Babcock, H. L. Russell, A. Vivian, and E. G. 

 Hastings (E. S. R., 13, p. 989). 



Galactase, the inherent digestive enzym of milk ( Wisconsin Sta. Rpt. 1903, 

 pp. 201-205). — This is essentially a summary of the following articles previously 

 published bythe station: Unorganized Ferments of Milk; a New Factor in Cheese 

 Ripening, by S. M. Babcock and H. L. Russell (E. S. R,, 10, p. 785); Properties of 

 Galactase, a Digestive Ferment of Milk, by S. M. Babcock, H. L. Russell, and A. 

 Vivian (E. S. R., 11, p. 578); Distribution of Galactase in Cow's Milk, by S. M. 

 Babcock, H. L. Russell, and A. Vivian (E. S. R., 11, p. 579); Distribution of Gal- 

 actase in Milk of Different Species of Mammalia, by S. M. Babcock, H. L. Russell, 

 and A. Vivian ( E. S. R., 11, p. 579), and Action of Proteolytic Ferments on Milk 

 with Special Reference to ( talactase, the Cheese-Ripening Enzym, by S. M. Babcock, 

 H. L. Russell, and A. Vivian (E. S. R., 12, p. 87). 



Methods and apparatus for testing milk and milk products ( Wisconsin Sta. 

 Rpt. 1903, pp. 118-182, pis. 3. jigs. 8). — Numerous articles previously published by 

 the station are summarized under the following subheadings: 



The Babcock milk test (pp. 118-131). — A Comparison of the Babcock Test and the 

 Gravimetric Method of Estimating Fat in Skim Milk, by E. H. Farrington (E. S. R., 

 9, p. 589); A Source of Error in Some Turbine Testers, by F. W. Woll (E. S. R., 13, 

 p. 83); Influence of Temperature on Test of Skim Milk by Babcock Test, by E. H. 

 Farrington (E. S. R., 13, p. 83); Estimation of Fat in Sweetened Condensed Milk 

 by Babcock Test, by E. H. Farrington (E. S. R., 13, p. 83); Calculating Dividends 

 for Milk and for Cream at the Same Factory, by E. H. Farrington (E. S. R., 13, 

 p. 84); The Trowbridge Method of Calibrating Babcock Test Bottles, by E. H. 



