404 EXPERIMENT STATION EECORD. 



Fourth report of an investigation of the rivers of Ohio as sources of public 

 water supplies, 1901 {Colnmbm: Ohio State Board of Health, 1902, pp. 220, charts 

 5;).— This is reprinted from the fifteenth annual report of the Ohio State Board of 

 llealtli, i)p. :r9-603. 



Hydrography of the Southern Appalachian Mountain region, H. A. Pressey 

 ( Water Supph/ and Irrig. Papers, U. S. Geol. Survey, Nos. 62, 63, pp. 190, pis. 44).— 

 This report "is the outcome of systematic measurements of the water supply from 

 this area and of special investigations made in connection with a general inquiry as 

 to the importance of the streams in the development of the country." It contains 

 a discussion of the general features of the region, the drainage basins, and the flow 

 of the various streams of the region. 



Some typical reservoirs in the Rocky Mountain States, E. Mead ( U. S. 

 Dept. Agr. Yearbook 1901, pp. 415-4S0, pis. 7).— Accounts are given of a number of 

 typical reservoirs in Colorado and Utah, with special reference to cost of construction 

 and tlie benefits derived from the use of the stored waters. 



The Nile reservoir dam at Assuan, and after, W. Willcocks {Jour. Khediv. 

 Agr. Sor. and School Agr., 4 (1902), No. 4, pp. 136-160). 



A practical irrigating system, H. M. Albaxtgh {Ohio Farmer, 101 {1902), No. 

 22, p. 4S5, fig. 1) . — A brief account of irrigation plants of S. Preslan and C. H. 

 Thompson used in growing garden truck for the Cleveland market. 



Supplementary report on irrigation in Natal, F. V. Corbett {Agr. .Jour, and 

 Min. Bee, 5 {1902), No. 10, pp. 309-312.) 



How to build small irrigation ditches, C. T. Johnston and J. D. Stannard 

 {U. S. Dept. Agr., Farmers' Bui. 158, pp. 28, figs. 9). — A reprint of an article origi- 

 nally published in the Yearbook of this Department for 1900 (E. S. R., 13, p. 289). 



The measurement of water for irrigation, B. P. Fleming ( Wyoming Sta. Bui. 

 53, pp. 68-117, figs. 8). — A nontechnical discussion of the principles of measurement 

 of water and the construction and use of cheap and efficient measuring devices pre- 

 pared with a view to meeting the numerous requests for information on the subject 

 and to supplement the reports of the station investigations on the duty of water and 

 the moisture requirements of different crops. A digest of the water laws of Wyoming 

 is also given. 



Accuracy of stream measurements, E. C. Murphy {Water Supply and Irrig. 

 I\tperx, U. S. Geol. Survey, No. 64, pp. 99, pis. 4, figs. 30). — This paper gives the results 

 of investigations into the accuracy of stream measurements as ordinarily conducted 

 by the hydrographers of the U. S. Geological Survey, with special reference to the 

 instruments commonl}- emploj'ed. 



Floods and flood warnings, H. C. Frankenfield ( \J. S. Dept. Agr. Yearbook 

 1901, pp. 477-486). — This is a brief discussion of the factors determining the volume, 

 extent, and duration of floods, the characteristics of the river systems of the Atlantic 

 Coast anil the Mississippi Valley with reference to floods, and the government work 

 in forecasting river stages. 



Preliminary list of deep borings in the United States. Part II, Nebraska 

 and Wyoming, N. H. Darton ( Water Supply and Irrig. Papers, U. S. Geol. Sur- 

 vey. No. 61,])p. 67). — An account of a continuation of investigations noted elsewhere 

 (E. S. R, 13, p. 1103). 



American farm implements, P. McConnell {Jour. Bath and West, and South. 

 Counties Soc. [Englandr\,4. ser., 12 {1901-2), p]). 18-35, figs. 6).— A brief account of the 

 principles of construction and use, and the merits of some American (including 

 Canada and the United States) makes of hay rakes, reaping and mowing machines, 

 thrashing machines, chaff cutters, plows, cultivators, seeders, manure spreaders, 

 wagons, horsepowers, and windmills. The author concludes that a large proportion 

 of American implements are "too slim and easily broken" for use in Great Britain, 



