Results for "United States. Office of Scientific Research and Development"

 
Showing results 1 - 6 of 6 for United States. Office of Scientific Research and Development
  1. SI History Chronology

    Support for Powell's Colorado River Expedition

    • Date: June 11, 1868

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  3. SI History Chronology

    SI Gets Free Postal Privileges

    • Date: March 3, 1879

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  5. SI History Chronology

    Congress Orders Statement of Expenditures

    • Date: October 2, 1888

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  7. SI History Chronology

    Free Postage for "SI Exchange" Packages

    • Date: June 8, 1872

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  9. SI History Chronology

    Powell Survey of Colorado River Continued

    • Date: March 3, 1871

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  11. SI History Chronology

    Smithsonian No Longer Gets Copyright Books

    • Date: February 5, 1859

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Showing results 1 - 6 of 6 for United States. Office of Scientific Research and Development