n CONTENTS. 



Page. 



Separation of bariiim from calcium and magnesium, Gooch and Boynton 204 



Estimation of calcium in presence of a large excess of magnesium, Liesse 205 



Separation of strontium from calcium, Moser and Machiedo 205 



The lime in basic slag, Hendrick 205 



Rapid determination of sulphuric acid with the porous clay crucible, Klein . . 205 



The analysis of copper mixtures meant for spraying purposes, Durier 205 



The detection of traces of hydrogen cyanid, Lander ana Walden 206 



Salt in cyanids, Colby and Gray 206 



Analysis of creosotes for the preservation of wood, Estor 206 



Characteristics of creosote and tar oils for wood preservation, Forrest 206 



The action of oils and tars in preventing meld growth, Weiss 206 



Some recent publications on creosote oil. Church 206 



The destruction of organic matter in detecting mineral poisons, Breteau 206 



Water content of lard from Danish packing houses, Hofman-Bang and Holm . . 207 



Determination of sucrose in cane molasses. Pellet 207 



Analysis of honey, with special reference to nitrogenous constituents, Lund. . . 207 



Detection and determination of the protein substances of honey, Moreau 208 



Constituents of the apple, Thomae 208 



The polyatomic phenols occurring in apples as glucosids, Bassett 208 



Determination of starch sirups in fruit products. Beck and Lehmann 208 



Electrolytic determination of copper in conserves, Lakus 208 



Vinegar, its examination and judging 209 



Pyridin in vinegar, Fincke 209 



The judging of brandies, Juckenack 209 



The estimation of soft resins in hops, Carter 209 



The detection of castor-bean constituents in feeding stuffs, Mooser 209 



The microscopic analysis of feed cakes, Palmans 209 



Customs examination of rye and wheat brans, Woy 210 



Errors in milk examination, Pflugradt 210 



Refractometry of milk, Mai and Rothenfusser 210 



[Refractometry of milk], Riihm 210 



Refractometry of milk, Rievel 210 



Refraction and specific gravity of milk serum for detecting added water. Bull. . 210 



Cryoscoi^ic examination of milk, Stoecklin 211 



Behavior of Schardinger reaction in colostral milk, Reinhardt and Seibold . . . 211 



Schardinger enzym in milk from diseased glands, Reinhardt and Seibold 212 



Comparison of the reductase test with other hygienic tests for milk, Barthel 212 



The amount of animal alkaloid in sterilized milk, Awerkijew 212 



Detecting heated milk in dairy products, especially butter, Rothenfusser 212 



Detection. of margarin in butter, Serger 212 



The brine-soluble compound found in cheese, Van Slyke and Bosworth 212 



Cane sirup making, Agee 213 



Sugar-cane wax, Barger 213 



Manufacturing alcohol from sugar beets, Koloczek 213 



Bagasse as a paper-making material, von Possanner 213 



METEOROLOGY — WATER. 



Monthly Weather Review 213 



Meteorological records for 1910 214 



Meteorological summary for 1910, Patton 214 



A simple method of purifying infected water for drinking, Nasmith and Graham. 214 



Sewage disposal and treatment 215 



The imhoff clarification tank, Thomson 215 



SOILS — FERTILIZERS. 



Soils, Ramann 215 



Practical soil investigation, Heine 215 



Soils in relation to geology and climate, Jensen. 216 



The effect of soluble salts on the physical properties of soils, Davis 216 



The osmotic pressure of soils, Konig 217 



Investigations on the water-carrying power of the soil, Puchner 218 



Hygroscopic moisture of soils, Lipman and Sharp 218 



Mechanical analysis of soils and determination of outer soil surface, Pfeiffer. . . 219 



Importance of soil colloids in hygroscopicity, Ehrenberg and Pick 220 



