TY - BOOK ED - United States. TI - National security and defense: hearings on H.R. 8761 [to provide further for national security and defense by encouraging production, conserving supply, and controlling distribution of coal, oil, copper, iron, and other metalliferous minerals, timber, and water power], Mar. 13, 1918 PY - 1918/// CY - [Washington, D.C.] KW - Mineral resources conservation KW - Law and legislation KW - United States KW - Timber KW - Water resources development N1 - CRDP Program Historic Shelflist record ER -