Ok, you didn't list what resources you already know about, so it's 20 questions time.
How about
:
the narrow band TV association:
http://www.nbtv.wyenet.co.uk/
their list of links:
http://www.nbtv.wyenet.co.uk/web1.htm
Jim Hawes' site:
http://www.hawestv.com/
Peter Yanczer's work:
http://www.televisionexperimenters.com/
Tom Genova's tvhistory.tv site:
http://www.tvhistory.tv/pre-1935.htm
my postings:
http://www.bretl.com/mechtvprogress/mechtvprogress.htm
http://www.bretl.com/mechtvprogress2...vprogress2.htm
http://www.bretl.com/mech%20tv/mechanical%20tv.htm
Do you have a link to the picture of Jenkins sitting inside a "giant ring of lenses or lights?" I don't think I've seen that.