CIA-UAP-003：中央情报局与高空侦察——U-2和OXCART计划（1954–1974年）
CIA-UAP-003, The Central Intelligence Agency and Overhead Reconnaissance; The U-2 and OXCART Programs, 1954-1974
这份文件内容广泛，涵盖了中央情报局在U-2和OXCART（A-12）侦察机计划中的角色。这些计划在美国的侦察能力方面取得了重大技术进步。虽然与外星无关，但它展示了美国在高空飞行器和图像情报方面的投资，也不难理解为何一些UFO报告实际上可能就是这些先进飞机的目击事件。
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This CIA History Staff document chronicles the complete history of the U-2 and OXCART (A-12) high-altitude reconnaissance aircraft programs from 1954 to 1974, detailing their development, operations over the Soviet Union and other targets worldwide, the famous downing of Francis Gary Powers in 1960, organizational reforms following that incident, and the eventual transfer of operations from CIA to Air Force control. A more redacted version of this document has been available on CIA's public website.
原始文件托管于美国战争部服务器，链接来自 war.gov。