From under the earth : America's metals, fuels, and metals /
Smith, Howard E.
From under the earth : America's metals, fuels, and metals / Howard E. Smith, Jr. - New York : Harcourt, Brace & World, c1967. - viii, 161 p. : ill., maps ; 21 cm.
Includes index.
67-18546
Metals--United States.
Fuels--United States.
Minerals--United States.
Mineral resources--United States.
553.56
From under the earth : America's metals, fuels, and metals / Howard E. Smith, Jr. - New York : Harcourt, Brace & World, c1967. - viii, 161 p. : ill., maps ; 21 cm.
Includes index.
67-18546
Metals--United States.
Fuels--United States.
Minerals--United States.
Mineral resources--United States.
553.56