MISCEIXANEorrS. 7l7 



Engine power notes {Cotaitri/ Gmt.''s Estate Book, 1902, pp. -^05, 206).— The rela- 

 tive merits of steam, gas, hot air, and oil engines are discussed, and data are given 

 regarding the comparative cost of motor power, horsepower of engines, cost of steam 

 haulage and of steam digging. 



Electric power on German farms {Farm Machineru, 25 {1902), No. 574)- — A 

 brief note calling attention to the large use of electric power for agricultural pur- 

 poses — for driving thrashing machinery, pumps, hay presses, straw cutters, etc. 



The transportation of manure over uneven ground, H. Dupays {Jour. Agr. 

 Prat., n. yer., 5 {1903), No. 2, pp. 49-51, figs. 3).—Xn arrangement of pulleys, cables^ 

 and cars for this purpose is described. 



Tlie American plow and the Russian farmer, T. E. Heenan ( [7. *S'. Comular 

 Ept.<., :o {1002), No. 266, pp. J17-o24, fig--^. 5).— A brief description is given of some 

 of the principal kinds of plows in common use in Russia, with suggestions as to how 

 American manufacturers may adai)t their implements to Russian tastes and conditions. 



Development of the disk plow {Farm Machinery, 25 {1902), No. 574, figs. 12). — 

 The history of the development of the disk plow is briefly reviewed and the charac- 

 teristic features of a number of different makes are described. 



The Derby land digger {Jour. Khediv. Agr. Soc. and School Agr., 4 {1902), No. 6, 

 p. 232). — This steam cultivator, recently put on the market in England, is briefly 

 described and its work commended. 



The reaping machine {Farm Machinery, 25 {1902), No. 571). — A brief note on 

 the reaping machine invented by John Common, <>f Denwick, England, in 1811. 



A sifting machine for grading oats and freeing grains from ergot, H. Wal- 

 ter {Fi(hling\^ Landw. Ztg., 54 (1902), No. 24, pp. S87-892). 



Comparative tests of seed cleaning and sorting machines {Devi. Landw. Presse, 

 29 {1902), No. 97, p. 787). 



Notes on the building of stables and farmsteads, E. S. Wilson ( Country Genfs. 

 Estate Book, 1902, pp. 193-197, figs. 5). — Plans for stables and farmsteads are briefly 

 discussed. 



The heating of poultry houses {Dent. Landw. Presse, 30 {1903), No. 2, pp. 13, 

 14,figx. 7). — Methods followed especially in the United States are briefly described. 



The utilization of waste products, T. Roller {London: Scott, Greenwood & Co., 

 1902, pp. VITJ+279, figs. 22). — This is termed "a treatise on the rational utilization, 

 recovery, and treatment of waste products of all kinds." Among the waste products 

 which are discussed are many which are of agricultural importance as fertilizers, 

 feeding stuffs, etc. , such as town waste, blood and slaughterhouse refuse, tannery and 

 leather wastes, excrement, slag, tish waste, brewers' waste, molasses, etc., but their 

 utilization in agriculture is only briefly referred to. 



MISCELLANEOUS. 



Report of California Station, 1899-1901 {Odifornia Sta. Ppt. 1899-1901, pu 

 2, pp. IV+14O-409). — This contains introductory notes by E. W. Hilgard on instruc- 

 tion in the college of agriculture, numerous articles abstracted elsewhere, lists of 

 exchanges and station publications, and revised reprints of articles or more detailed 

 accounts of work on water (E. S. R., 14, p. 229), olives (E. S. R., 14, p. 441), and 

 feeding sugar-beet pulp (E. S. R., 13, p. 481). 



Annual Report of Pennsylvania Station, 1901 {Pennsi/h-ania Sta. Rpt. 1901, 

 pp. 439). — This contains the organization list of the station; a tinancial statement for 

 the fiscal year ended June 30, 1901; a rei)ort of the director reviewing the different 

 lines of station work, mentioning the needs of the station and enumerating new lines 

 of work; and departmental reports containing articles noted elsewhere. The follow- 

 ing articles in essentially the same form or abridged have been noted from other 



