With respect, Mark, it might make a lot more sense for you to specifically identify what "scraps of evidence" you have already put together, so the rest of us don't have to reinvent the wheel trying to help you.
As for the search engine, it may not be perfect but it can be a very useful tool with a little patience. There have been scores of threads on the Lido, some with articles and photographs. Digging into that information would probably be a good start.