"August 1949."Cover title.Includes bibliographical references.Mode of access: Internet
"HD 9546 U.S.""March 16, 1976."Title from cover.Includes bibliographical references.Mode of access: ...
"March 1968"--Cover.Includes bibliographical references.Mode of access: Internet
Title varies.By E.W. Parker, 18 -1913; C.E. Lesher, 1914-Extracts from the "Mineral resources of the...
"July 1949."Cover title.Includes bibliographical references.Mode of access: Internet
"February, 1977."Cover title.Includes bibliographical references (p. 38-40).Mode of access: Internet
"November 1946."Cover title.Includes bibliographical references.Mode of access: Internet
"March 1948."Cover title.Includes bibliographical references.Mode of access: Internet
At head of title: United States Dept. of the interior. Harold L. Ickes, secretary. Bureau of mines, ...
At headf of title: United States Dept. of the Interior ... Bureau of Mines."Publications in the surv...
"January 1948."Cover title.Includes list of publications: p. 7-9.Mode of access: Internet
"Paper presented at meeting of American Coke and Coal Chemicals Institute, Skytop, Pa., October 4, 1...
"Publications on the survey of carbonizing properties of American coals" p. 32-35.At head of title: ...
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary; Bureau of mines, ...
At head of title: United States Dept. of the Interior ... Bureau of Mines.Cover title."Publications ...
At head of title: United States Department of the Interior ... Bureau of Mines.Cover title.Publicati...
"HD 9546 U.S.""March 16, 1976."Title from cover.Includes bibliographical references.Mode of access: ...
"March 1968"--Cover.Includes bibliographical references.Mode of access: Internet
Title varies.By E.W. Parker, 18 -1913; C.E. Lesher, 1914-Extracts from the "Mineral resources of the...
"July 1949."Cover title.Includes bibliographical references.Mode of access: Internet
"February, 1977."Cover title.Includes bibliographical references (p. 38-40).Mode of access: Internet
"November 1946."Cover title.Includes bibliographical references.Mode of access: Internet
"March 1948."Cover title.Includes bibliographical references.Mode of access: Internet
At head of title: United States Dept. of the interior. Harold L. Ickes, secretary. Bureau of mines, ...
At headf of title: United States Dept. of the Interior ... Bureau of Mines."Publications in the surv...
"January 1948."Cover title.Includes list of publications: p. 7-9.Mode of access: Internet
"Paper presented at meeting of American Coke and Coal Chemicals Institute, Skytop, Pa., October 4, 1...
"Publications on the survey of carbonizing properties of American coals" p. 32-35.At head of title: ...
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary; Bureau of mines, ...
At head of title: United States Dept. of the Interior ... Bureau of Mines.Cover title."Publications ...
At head of title: United States Department of the Interior ... Bureau of Mines.Cover title.Publicati...
"HD 9546 U.S.""March 16, 1976."Title from cover.Includes bibliographical references.Mode of access: ...
"March 1968"--Cover.Includes bibliographical references.Mode of access: Internet
Title varies.By E.W. Parker, 18 -1913; C.E. Lesher, 1914-Extracts from the "Mineral resources of the...