The document is an index of documents from the National Security Agency related to Unidentified Flying Objects (UFOs) that have been requested and released through freedom of information requests. It lists 42 documents available for viewing, including communications intelligence reports from various government agencies. Some documents are related to a 1980 court case where the NSA was involved regarding the secrecy of UFO files. The documents cover various UFO sightings and studies from U.S. and foreign government agencies.