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T. 27 N., R. 7 E.
作者
Kenneth Conrad Heald
出版1922
ISBN
OCLC:663710884
T. 27 N., R. 8 E.
作者
Kenneth Conrad Heald
出版1922
ISBN
OCLC:663710893
T. 25 N., R. 10 E.
作者
Dean Eddy Winchester / Kenneth Conrad Heald
出版1922
ISBN
OCLC:663710878
T. 25 N., R. 9 E.
作者
Kenneth Conrad Heald
出版1922
ISBN
OCLC:663710873
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald / Geological Survey (U.S.)
出版1923
ISBN
IND:30000140607296
主題
Fossil fuels
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald
出版1925
ISBN
IND:30000140608310
主題
Geology
T. 26 N, R. 8 E.
作者
Kenneth Conrad Heald / Kirtley Fletcher Mather
出版1922
ISBN
OCLC:663710894
Contributions to Economic Geology (short Papers an...
作者
F. L. Ransome
出版1923
ISBN
STANFORD:36105001159123
主題
Geology, Economic
Tps. 26 and 27 N., R. 12 E.
作者
P. V. Roundy / Kenneth Conrad Heald / G. B. Richardson
出版1922
ISBN
OCLC:663710908
Tps. 24 and 25 N. R. 8 E.
作者
Kenneth Conrad Heald / Kirtley Fletcher Mather
出版1922
ISBN
OCLC:663710886
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1922
ISBN
OCLC:1065859270
Earth Temperatures in Oil Fields
作者
American Petroleum Institute
出版1930
ISBN
UOM:39015075023179
主題
Earth temperature
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1924
ISBN
OCLC:1065919372
Contributions to Economic Geology (short Papers an...
作者
Frederick Leslie Ransome / George Rogers Mansfield / Ernest Francis Burchard / Kenneth Conrad Heald
出版1923
ISBN
OCLC:123275894
主題
Geology, Economic
Mineral Fuels
作者
Kenneth Conrad Heald
出版1923
ISBN
OCLC:882581895
主題
Coal
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald
出版1923
ISBN
OCLC:1129225532
主題
Fossil fuels
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1926
ISBN
OCLC:1065613085
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald
出版1925
ISBN
OCLC:882581986
主題
Geology
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1919
ISBN
OCLC:1063807634
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald
出版1925
ISBN
OCLC:1129136638
主題
Carter County (Mont.)
Contributions to Economic Geology (short Papers an...
作者
Frank Wigglesworth Clarke / Frederick Leslie Ransome / Kenneth Conrad Heald / Willis Thomas Lee / William Francis Hillebrand / Samuel Lewis Penfield / Waldemar Lindgren / George Steiger / Waldemar Theodore Schaller
出版1905
ISBN
LCCN:gs05000825
主題
Aluminum mines and mining
Contributions to Economic Geology (short Papers an...
作者
Arthur Earl Fath / Charles Butts / Charles Joseph Hares / Dean Eddy Winchester / Eugene Stebinger / Frederick Leslie Ransome / Heath Montgomery Robinson / Kenneth Conrad Heald / Oliver Baker Hopkins / Robert Bradford Marshall / Victor H. Barnett / William R. Calvert / George Hall Ashley
出版1916
ISBN
LCCN:gs16000511
主題
Coal mines and mining
Contributions to Economic Geology (short Papers an...
作者
Kenneth Conrad Heald
出版1927
ISBN
OCLC:883253070
主題
Geology
Stratigraphy of the El Dorado Oil Field, Ark., as ...
作者
James Gilluly / Kenneth Conrad Heald
出版1923
ISBN
OCLC:663710996
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1916
ISBN
OCLC:1065069304
Contributions to Economic Geology (short Papers an...
作者
United States. Congress. House
出版1916
ISBN
OCLC:1063810934
Geology of the Ingomar Anticline, Treasure and Ros...
作者
Kenneth Conrad Heald
出版1927
ISBN
OCLC:663710046
Allegheny County and Natural Resources
作者
Kenneth Conrad Heald / University of Pittsburgh. School of Applied Social Sciences / Federation of Social Agencies (Pittsburgh, Pa.). Volunteer Bureau / Institute on Community Problems (Pittsburgh, Pa.)
出版1946
ISBN
OCLC:30312687
主題
Natural resources
The Oil and Gas Geology of the Foraker Quadrangle,...
作者
Kenneth Conrad Heald
出版1916
ISBN
OCLC:918989952
主題
Geology
Structure and Oil and Gas Resources of the Osage R...
作者
United States. Congress. House
出版1919
ISBN
OCLC:1064753044