"Separate no. eight. Reprinted from the Annual report [of the Pennsylvania State College] for 1914-15."Mode of access: Internet
Advance chapter from Bulletin no. 381, Contributions to economic geology, 1908, Part II.Includes bib...
"The annals of coal": p. 280-302."The Institute of Economics has undertaken a series of studies on c...
Reprinted from the Proceedings of the Society of Chemical Industry of Victoria, August- November, 19...
Extract from the 16th annual report of the U.S. Geological survey, 1894-95, pt. 4, p.1-217.Mode of a...
"This report ... supersedes Survey paper no. 7 'Methods of analysis of coal'."--Prefatory note.At he...
Reprinted from Economic geology, V. III, no. 4, June-July, 1908.Caption title.Mode of access: Intern...
"Reprinted from Economic geology, vol. 44, no. 1, pp. 1-12, January-February, 1949."Bibliography: p....
Thesis (B.S.)--Michigan State College of Agriculture and Applied Science, 1920.Bibliography: leaf 3....
Thesis (A.B.)--Indiana University, 1922.Bibliography, l. 66-67.Mode of access: Internet
Prepared under the direction of the Mineral resources committee of the Imperial institute, with the ...
Advance chapter from Bulletin no. 381, Contributions to economic geology, 1908, Part II.Includes bib...
At head of title: Department of the interior. Hubert Work, secretary. Bureau of mines. H. Foster Bai...
Proceedings of the American Philosophical Society, vol. L, 1911; vol. LI, 1912, vol. LII, 1913.Inclu...
Plate printed on both sides.Revised by W.A. Selvig.At head of title: ... Department of the interior....
"Reprinted from the Journal of the Franklin Institute, for April, 1878".Cover-title.Mode of access: ...
Advance chapter from Bulletin no. 381, Contributions to economic geology, 1908, Part II.Includes bib...
"The annals of coal": p. 280-302."The Institute of Economics has undertaken a series of studies on c...
Reprinted from the Proceedings of the Society of Chemical Industry of Victoria, August- November, 19...
Extract from the 16th annual report of the U.S. Geological survey, 1894-95, pt. 4, p.1-217.Mode of a...
"This report ... supersedes Survey paper no. 7 'Methods of analysis of coal'."--Prefatory note.At he...
Reprinted from Economic geology, V. III, no. 4, June-July, 1908.Caption title.Mode of access: Intern...
"Reprinted from Economic geology, vol. 44, no. 1, pp. 1-12, January-February, 1949."Bibliography: p....
Thesis (B.S.)--Michigan State College of Agriculture and Applied Science, 1920.Bibliography: leaf 3....
Thesis (A.B.)--Indiana University, 1922.Bibliography, l. 66-67.Mode of access: Internet
Prepared under the direction of the Mineral resources committee of the Imperial institute, with the ...
Advance chapter from Bulletin no. 381, Contributions to economic geology, 1908, Part II.Includes bib...
At head of title: Department of the interior. Hubert Work, secretary. Bureau of mines. H. Foster Bai...
Proceedings of the American Philosophical Society, vol. L, 1911; vol. LI, 1912, vol. LII, 1913.Inclu...
Plate printed on both sides.Revised by W.A. Selvig.At head of title: ... Department of the interior....
"Reprinted from the Journal of the Franklin Institute, for April, 1878".Cover-title.Mode of access: ...
Advance chapter from Bulletin no. 381, Contributions to economic geology, 1908, Part II.Includes bib...
"The annals of coal": p. 280-302."The Institute of Economics has undertaken a series of studies on c...
Reprinted from the Proceedings of the Society of Chemical Industry of Victoria, August- November, 19...