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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||
Kenneth M Stone; Earle Dwight Matthews; C D Crocker; United States. Soil Conservation Service.; Maryland Agricultural Experiment Station.
|Description:||83 pages,  folded leaves of plates : illustrations, maps (some color) ; 29 cm|
|Responsibility:||[by Kenneth M. Stone and Earle D. Matthews ; fieldwork by C.D. Crocker and others] ; United States Department of Agriculture, Soil Conservation Service, in cooperation with Maryland Agricultural Experiment Station.|