In the meantime, please avail yourself of the wonders of YouTube and get a front row seat for several live Keel presentations, ranging from the late 1960s all the way to the beginning of the twenty-first century....
Here's John A. Keel lecturing on March 16th, 1966 about his (then) ongoing Mothman investigation:
Keel's 1989 lecture on "The Men in Black":
Keel lecturing in Sheffield, England, in 1992:
Keel lecturing at FortFest in 1997 about the films he made in the Middle East while researching JADOO:
Various and sundry Keel lectures and TV appearances:
And to wrap it all up, here's Fortean writer Doug Skinner lecturing about Keel's life and career at FortFest in 2002: