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A History of Encasements; Technology Preserving the Charters of Freedom



Christopher J. Evans


In its centennial year, the National Institute of Standards and Technology (NIST) will complete the second set of hermetic encasements for the nation's founding documents - the Declaration of Independence, the Constitution, and the Bill of Rights. This symposium will: Outline the context for the new encasements; describe the 1950s encasements and present new data on their performance; review the design, manufacture and initial performance results for the new encasements; and discuss the philosophy and implementation of the on-board instrumentation for the new encasements.
Conference Dates
September 17-18, 2001
Conference Location
Conference Title
History of Encasements


Bill of Rights, Charters of Freedom, Constitution, Declaration of Independence, encasement


Evans, C. (2008), A History of Encasements; Technology Preserving the Charters of Freedom, History of Encasements, Undefined (Accessed June 15, 2024)


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Created October 16, 2008