II CONTENTS. 



The estimation of caffein in coffee, Lendrich and Nottbohm 304 



Judgin<? coco powder and powdered chocolate, Greshoff 304 



Quantitative estimation of formic acid in fruit juices, Schwarz and Weber 304 



The determination of benzoic acid in catsup and other food products, West 304 



Determination of benzaldehyde in almond flavoring extract, Denis and Dunbar. 304 



Examination of spices with reference to quality, Spaeth 304 



Method for detection of small quantities of capsicum in ginger ale. La Wall. . . 304 



The detection of caramel in wine, cognac, and beer, Jagerschmid 304 



The estimation of malic acid in wine, von der Heide and Steiner 304 



The estimation of succinic acid in wine, von der Heide and Steiner 305 



The volumetric determination of sulphuric acid in wine, Blarez and Chelle 305 



Determination of tartaric acid in wines, Mestrezat 305 



Studies on stout. Van Laer and Wilson 305 



Progress in the chemistry of fermentation industries for 1908, Mohr 305 



Judging milk by means of the refractive power of milk serum, Henkel 305 



Comparison of some methods of determining the fat content of milk. Stein 305 



Determination of the fat content of milk by the Ro-e-Gottlieb method, liuyge. 305 



The determination of milk fat and coconut fat, Monhaupt 305 



Calorimetric constant of Argentina butter, E. H. and L. H. Ducloux 305 



Application of the Gottlieb method to fat in cheese, Palmquist 305 



A butter and cheese tester, Vogtherr 306 



An apparatus for measuring acidity in cheese and butter making, Publow 306 



Fat analyses and the chemistry of fats in the year 1908, Fahrion 306 



Contribution to the knowledge of the glycerids of fats and oils, Bomer 306 



Hydrolysis of fats by means of pancreas, Baur 306 



The determination of the thermal value of fats and oils, Tortelli 306 



Identification of sesame oil by reactions with aromatic aldehydes, Fleig 306 



Some African oils and oil seeds 306 



Notes on some Argentina olive oils, E. H. and L. H. Ducloux 306 



Determination of essential oils, Klassert 306 



The chemistry of essential oils and artificial perfumes, Parry 307 



Perfume plants, Hubert 307 



The determination of fatty acids in soaps, Fendler and Frank 307 



Oleaginous products, Heenan et al 307 



Thirteenth annual convention of Interstate Cotton-Seed Crushers Association. . 307 



The investigation of molasses feeds, Gonnermann 307 



Miscellaneous [analyses], Blair 307 



[Miscellaneous analyses], Peter, Averitt, and Shedd •. 308 



Annual report for 1908 of the consulting chemist, Voelcker 308 



Report on experiment station at Pommritz for 1908, Loges 308 



METEOROLOGY — WATER. 



The climatic importance of forests, Schwappach 308 



The fertilizing value of rain and snow, Shutt 308 



Evaporimeter records 308 



Meteorological summaries for the year 1906 308 



Meteorological summaries for the year 1907 308 



Meteorological observations at Massachusetts Station, Ostrander and Lindblad. 308 



Weather report. Day 308 



Report of the director of the [Philippine] Weather Bureau for 190G 309 



Climatology, Morandi 309 



The weather of 1908 in Switzerland, Billwiller 309 



Water-supply investigations in Yukon-Tanana region, Covert and Ellsworth. . . 309 



Surface water supply of Nebraska, Stevens 309 



Geology and water resources of the Harney Basin region, Oregon, Waring 309 



Some desert watering places in California and Nevada, Mendenhall 309 



Mineral waters, Peter, Averitt, and Shedd 309 



Analyses of mineral waters, Averitt and Shedd 309 



Well waters from farm homesteads, Shutt 309 



The inspection of domestic wells, McGill 309 



Conference of water plants of Indiana with State board of health, 1908 310 



Purification of water by freezing, Shutt 310 



The disinfection of sewage and sewage filter effluents, Phelps 310 



