xv, [1] 679 p. front., illus., plates, maps (partly fold.), tab., diagrs. 23 1/2cm
"Advance chapter from Bulletin no. 341, Contributions to Economic Geology, 1907, part II."Includes b...
Plate I : Locations of mines, shafts, and measured sections in coal-bearing formations of Strawn, Ca...
Scope and Purpose of Work: The quadrangle was mapped as part of the U.S. Geological Survey program o...
The COALPROD database contains coal production information, in short tons, for the major producing s...
Microfilm. Ann Arbor, Mich., University Microfilms [n.d.] (American culture series, Reel 355.7)Mode ...
1 map 64 x 113 cmRelief shown by contours.; Shows rock outcrops, limits of coal beds, and lease boun...
Scale 1:4,800; 400 ft. to an in.Relief shown by contours.Shows rock outcrops, limits of coal beds, a...
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary. Bureau of mines, ...
Scale 1:21,600; 1800 ft. to 1 in.Hand colored.Relief shown by contours.Shows mine entries and workin...
"Publications on the survey of carbonizing properties of American coals": p. 43-45.At head of title:...
Reprinted from Economic geology, vol. 44, no. 1, pp. 1-12, January-February, 1949.Bibliography: p. 1...
Includes index.vol. II. pt. II., cont'd. book VIII. Eighth Palaeozoic district, or anthracite coal-...
One-day Field Trip J, May 27, 1979. Prepared for Ninth International Congress of Carboniferous Strat...
The great anthracite coal region of Northeastern Pennsylvania is comprised of four fields. This stud...
Indiana Geological Survey Bulletin 16The Brazil Quadrangles are located in west-central Indiana and ...
"Advance chapter from Bulletin no. 341, Contributions to Economic Geology, 1907, part II."Includes b...
Plate I : Locations of mines, shafts, and measured sections in coal-bearing formations of Strawn, Ca...
Scope and Purpose of Work: The quadrangle was mapped as part of the U.S. Geological Survey program o...
The COALPROD database contains coal production information, in short tons, for the major producing s...
Microfilm. Ann Arbor, Mich., University Microfilms [n.d.] (American culture series, Reel 355.7)Mode ...
1 map 64 x 113 cmRelief shown by contours.; Shows rock outcrops, limits of coal beds, and lease boun...
Scale 1:4,800; 400 ft. to an in.Relief shown by contours.Shows rock outcrops, limits of coal beds, a...
At head of title: United States Dept. of the Interior, Harold L. Ickes, secretary. Bureau of mines, ...
Scale 1:21,600; 1800 ft. to 1 in.Hand colored.Relief shown by contours.Shows mine entries and workin...
"Publications on the survey of carbonizing properties of American coals": p. 43-45.At head of title:...
Reprinted from Economic geology, vol. 44, no. 1, pp. 1-12, January-February, 1949.Bibliography: p. 1...
Includes index.vol. II. pt. II., cont'd. book VIII. Eighth Palaeozoic district, or anthracite coal-...
One-day Field Trip J, May 27, 1979. Prepared for Ninth International Congress of Carboniferous Strat...
The great anthracite coal region of Northeastern Pennsylvania is comprised of four fields. This stud...
Indiana Geological Survey Bulletin 16The Brazil Quadrangles are located in west-central Indiana and ...
"Advance chapter from Bulletin no. 341, Contributions to Economic Geology, 1907, part II."Includes b...
Plate I : Locations of mines, shafts, and measured sections in coal-bearing formations of Strawn, Ca...
Scope and Purpose of Work: The quadrangle was mapped as part of the U.S. Geological Survey program o...