King, James A. Lynes William S. Tile drainage : why tile drainage benefits wet land and increases farm income / James A. King - 4th. ed. - Mason City : Mason City Brick and Tile , 1946 - v, 129p. : ill. ; 20 cm. Includes bibliographical references and index. Subjects--Topical Terms: IrrigationDrainage Dewey Class. No.: 631.7 / KIN