He is a former director of the National Investigations Committee on Aerial Phenomena (NICAP)[?].
Writings by Donald Edward Keyhoe
See also: Condon Report[?]
... 9.4% who are 65 years of age or older. The median age is 42 years. For every 100 females there are 126.2 males. For every 100 females age 18 and over, there are 120.4 ...