But....And....Then the...Why....Who... Isn't.....

You didn't happen to find the ashes from a sacrificed code book on the floor?

I would start by labeling everything and where it goes...or at least went. Then I'd start over with a nice new 4x8 sheet of plywood on an empty wall. Send the tenants for ice cream....for a couple days....

RSlater,
RSmike