CONTENTS. Vir 



HlKAl. KNGINEEKING. 



Page. 



Topoirrapliy, Murot oS6 



Tlu" jissi'ssuii'iit of ilraiujige districts, Ashbaugh 587 



Cement (Iniiii pipe 587 



Artesian irrii^ution. Fry 587 



Irrigation in tlie Transvaal. Hurley 587 



The duty of water. Mel'lierson 588 



Memorandum dated August, 1S75, ou irrigation duty of water, Beresford- 588 



Note on irrig.ition duty of Han Doah Canal, dated April, 1888, Kennedy 588 



(iauging suipjily entering Kajbalias l)y means of head gates 588 



Notched falls. Keid ____! 1 588 



Triennial report of irrigation branch, Bengal 589 



Silting operations 589 



How horizontal runs affect the air lift, Abrams 589 



Air-lift pumping. Friedrich 589 



Tests of a new centrifugjil ]>ump .^^89 



On the uses of the centrifugal pump 589 



Wind power. Burue 589 



The windmill as a farm power . 590 



Dynamo run by windmill 590 



Test of a small gasoline electric light plant 590 



Explosion motors and the injection of volatile liquids, Schreber 590 



Etiicieucy tests of a producer gas engine 591 



Wood-gas for power purposes 591 



Denatured alcohol. Investigations in Europe of its cost and use 591 



I'otato evaporating plant and auxiliary operations. Rehfeld 591 



Tarrt'd road. Successful results in France — Application methods 592 



New road-tarring machine 592 



A new fertilizer-spreading machiue * 592 



Cements, limes, and plasters, Eckel 592 



RURAL ECONOMICS. 



The new agricultural movement in Cape Colony, Hannon 593 



Cooperation in agriculture 593 



The /new agriculture, Landreth 593 



The organization of agriculture in the Netherlands, Frost r 593 



Working of cooperative credit societies act in Bombay Presidency, McNeill. 593 



Report on trade in Mgricultural products, Vassilliere 594 



The world's grain produf-tion in 19(k; 594 



[Agricultural statistics. 1905], Mullens ^ . 594 



Third report ou Hawaii 594 



AGRICULTURAL EDUCATION. 



Agricultural education, Bailey 594 



American school system with special reference to institutions for agricul- 

 tural instruction, Matzat i 595 



MISCELLANEOUS. 



Experiment Station Work, XXXVII 596 



Farmers' bulletin subject index. Hill 590 



The healthful farmhouse, Dodd 596 



