Presidential Library Document:
“WHCF Subject File – OS: Outer Space”
(Gerald R. Ford Presidential Library & Museum,
Ann Arbor and Grand Rapids, Michigan)
The “Outer Space” category was for material pertaining to plans, programmes, research, exploration and development of outer space, including programmes of air, space and unidentified flying objects, according to this document:
http://www.fordlibrarymuseum.gov/library/guides/findingaid/WHCFOS.HTM
Quote from the web page:
“OS 5: Unidentified Flying Objects
Executive 8 pp. / General 13 pp.
Items reflecting public interest in UFO’s.”
Website:
“Gerald R. Ford Presidential Library & Museum”:
http://www.fordlibrarymuseum.gov/
Gerald R. Ford Presidential Museum, Grand Rapids, Michigan
(4.bp.blogspot.com) (4.bp.blogspot.com photo)