EXCAVATING MACHINERY USED IN LAND DRAINAGE. 39 



OFFICE OF EXPERIMENT STATIONS CIRCULARS. 



Cir. 74. Excavating Machinery Used for Digging Ditches and Building Levees. 

 Price, 5 cents. 

 76. The Swamp and Overflowed Lands of the United States. Price, 5 cents. 



80. Report upon the Drainage of the Lands in the Kankakee River Valley, 



Indiana. Price, 10 cents. 



81. Report upon the Drainage of Agricultural Lands in Bolivar County, Miss. 



Price, 5 cents. 



86. Preliminary Report on the St. Francis Valley Drainage Project in North- 

 eastern Arkansas. Price, 10 cents. 



88. Organization, Work, and Publications of Drainage Investigations. Price, 5 



cents. 

 103. The Drainage Situation in the Lower Rio Grande Valley, Tex. Price, 5 

 cents. 



OFFICE OF EXPERIMENT STATIONS SEPARATES. 



Sep. 1028. Reclamation of Tide Lands. Price, 10 cents. 

 1136. Progress in Drainage. Price, 5 cents. 

 1144. Drainage Investigations, 1907-8. Price, 5 cents. 



1315. Reclamation of the Southern Louisiana Wet Prairie Lands. Price, 10 

 cents. 



ADDITIONAL COPIES 



OF THIS PUBLICATION MAT BE PROCURED FROM 



THE SUPERINTENDENT OF DOCUMENTS 



GOVERNMENT PRINTING OFFICE 



WASHINGTON, D. C. 



AT 



15 CENTS PER COPY 

 V 



WASHINGTON : GOVERNMENT PRINTING OFFICE / 1915 



