"Soul of soil : West Virginia soil and water conservation districts, three decades of progress."; "West Virginia. State Soil Conservation Committee."; "Water conservation--West Virginia.", "Soil conservation--West Virginia."; "West Virginia. State Soil Conservation Committee."; "1970"; "

Pamphlet.

"; ""; "P11083"; "pec"; "Water conservation--West Virginia.", "Soil conservation--West Virginia."; "14256"; .