CONTENTS. VII 



AGRICULTIKAL EXCilXEERING. 



Page. 



Report of irri<>ation investigationsj for 1902, E. jNlead et al 520 



Plans of ptnu'tures in use on irrigation canals in the United States 521 



Storage of water on Cache la Poudre and Big Thompson rivers, C. E. Tait 521 



Storage reservoirs on Stony Creek, California, B. Cole 521 



Report of progress of stream measurements for the year 1902, F. H. Newell. . 521 



Agricultural importance of the waters of mountain areas, F. W. Toussaint.. . 521 



Drainage and the agricultural sanitation of soils, L. Faure 521 



Drought, drainage, and subirrigation, \V. Clatworthy 522 



The value of water power, L. Koch 522 



Roller gins for cotton, F. Main 522 



Time and cost of making earthworks, M. Ringelmann 522 



Reduction of nitrates by sewage, Letts, R. F. Blake, and J. S. Totton 522 



The misuse of physics by biologists and engineers, W. S. Franklin 522 



MISCELLANEOUS. 



Annual report for the year 1902 of the Agricultural Experiment Station of Ploti . 522 



Reprints from Vynlletins and reports of Oklahoma Station 523 



Bulletins and annual reports of Arizona Station, \V. O. Hajes 523 



Legislation relating to farmers' institutes, J. Hamilton ' 523 



A few good books and bulletins on nature study, etc., D. J. Crosby 523 



History of German agriculture, T. von der Goltz 524 



Agricultural education in Germany 524 



Agricultural returns for Great Britain, 1903 524 



