The Footnote docs are much clearer than the BB docs. (See below)
I looked at the UFO Evidence book and all it states is:"High-speed maneuvering "controlled" UFO evaded interceptors" on page 21 and
Witness: Two USAF F-94 pilots and Description: Chased object which maneuvered at high speed. on page 35.
Have not found it yet in Keyhoe's books.
The following pdf file contains all of the resized Project Blue Book documents below and is now housed on the NICAP site for security reasons.
The original over-sized docs from the footnotes.com site are listed below: