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You searched for: Format pdf (Portable Document Format) Remove constraint Format: pdf (Portable Document Format) Keyword earth and mineral sciences experiment station circulars Remove constraint Keyword: earth and mineral sciences experiment station circulars Publisher Pennsylvania State University Remove constraint Publisher: Pennsylvania State University
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  1. Circular 83

    Resource Type: Book
    Creator: Arthur W. Rose, David C. Herrick, James M. McNeal, and Robert C. Smith II
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:39Z
  2. Publications of the College of Mineral Industries of the Pennsylvania State University, State College, PA. July 1, 1953 to June 30, 1954

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:08Z
  3. Publications of the College of Mineral Industries of the Pennsylvania State University, University Park, PA. July 1, 1955 to June 30, 1956

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:07Z
  4. Circular 46

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:06Z
  5. Circular 44

    Resource Type: Book
    Creator: EMS
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:05Z
  6. The World is Your Workshop

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:05Z
  7. Mineral Forecast—2000 A.D.

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:04Z
  8. Publications of the College of Mineral Industries

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:04Z
  9. Mineral Industries Extension and correspondence Instruction

    Resource Type: Book
    Creator: Edward Steidle and D.C. Jones
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:03Z
  10. Wanted: Mineral Industries Colleges

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:03Z
  11. Circular 42

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:03Z
  12. Circular 38

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:01Z
  13. Circular 37

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:01Z
  14. Service to the Commonwealth through Mineral Industries Research

    Resource Type: Book
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:20:01Z
  15. Circular 34

    Resource Type: Book
    Creator: D.C. Jones and Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:59Z
  16. A Philosophy for Conservation

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:59Z
  17. Mineral Industries Extension and Correspondence Instruction

    Resource Type: Book
    Creator: D.C. Jones and Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:58Z
  18. Roots of Human Progress

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:58Z
  19. Circular 32

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:57Z
  20. Circular 29

    Resource Type: Book
    Creator: Edward Steidle
    Keyword: Earth and Mineral Sciences Experiment Station Circulars
    Publisher: Pennsylvania State University
    Object Type: GenericWork
    Date Uploaded: 2014-09-17T22:19:57Z