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  1. Phila 1920 vol 11 index

    Resource Type: Map or Cartographic Material
    Creator: Maps
    Keyword: philadelphia sanborn volume 11 index
    Object Type: GenericWork
    Date Uploaded: 2014-10-07T14:58:04Z
  2. Phila 1920 vol 10 index

    Resource Type: Map or Cartographic Material
    Creator: Maps
    Keyword: philadelphia sanborn volume 10 index
    Object Type: GenericWork
    Date Uploaded: 2014-10-07T14:56:29Z
  3. American Book and Magazine Illustrators to 1920.pdf

    Resource Type: Part of Book
    Creator: Hamburger, Susan
    Keyword: Smith, Jessie Willcox, Women illustrators, Oakley, Violet, and Green, Elizabeth Shippen
    Subject: Illustrators--United States--Biography, Smith, Jessie Willcox, Women illustrators, Oakley, Violet, and Green, Elizabeth Shippen
    Language: English
    Publisher: Gale Research
    Object Type: GenericWork
    Date Uploaded: 2014-04-01T17:35:01Z
  4. Future Use of Raw Coal

    Resource Type: Book
    Creator: George H. Ashley
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:37Z
  5. Natural Gas Situation in Pennsylvania

    Resource Type: Book
    Creator: George H. Ashley
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:28Z
  6. Gas Wells of Nine Mile Run, Pittsburgh, Pennsylvania

    Resource Type: Book
    Creator: Robinson, J. French
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:38Z
  7. The McKeesport Gas Pool, Allegheny County, Pennsylvania

    Resource Type: Book
    Creator: G.H. Ashley
    Keyword: Pennsylvania. and PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:37Z
  8. The Origin of Pennsylvania Coal

    Resource Type: Book
    Creator: George H. Ashley
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:37Z
  9. River and Creek Coal in Eastern Pennsylvania

    Resource Type: Book
    Creator: C.W. Webbert
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:36Z
  10. Future of Natural Gas in Pennsylvania

    Resource Type: Book
    Creator: George H. Ashley
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:29Z