Challenge to engineering in planning and management of mineral resource programs, remarks of Walter R. Hibbard, jr., director, Bureau of Mines, Department of Interior, at annual meeting of Engineers Joint Council, Washington, D.C., Jan. 18, 1966.
Publication Title:
Challenge to engineering in planning and management of mineral resource programs, remarks of Walter R. Hibbard, jr., director, Bureau of Mines, Department of Interior, at annual meeting of Engineers Joint Council, Washington, D.C., Jan. 18, 1966.
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Challenge to engineering in planning and management of mineral resource programs, remarks of Walter R. Hibbard, jr., director, Bureau of Mines, Department of Interior, at annual meeting of Engineers Joint Council, Washington, D.C., Jan. 18, 1966.