Well, I'm definitely making this up as I go along!
I was going to use this "workbench" to lay up the tube slats, but it's so hot out there that the 1/4" plywood will likely warp out of shape if I do...
-------------------- "We`re just waiting looking skyward as the days come down.
Someone promised there`d be answers, if we stayed around."
-Orchestral Maneuvers in the Dark, "The Romance of the Telescope"