This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
ChartersOfFreedom . The original manuscript of the Declaration of Independence being carried into the NBS Chemistry Building on August The Declaration of Independence and the Constitution were brought to NBS to be sealed in heliumfilled glass enclosures to protect them against decay and insect damage The process started on August