If I had cared to bookmark then I would but we're left to Google... so 15 seconds later I found the correct diagram in the middle of this thread:
http://photo.net/large-format-photography-forum/006RYL
My old friends at the
http://www.largeformatphotography.info/forum/ would be helpful, although you tend to get dozens of different expert opinions from people who have never used a large format camera... not unlike other photo forums ;-p
This guy is out to sell stuff but he has a lot of minutia to ponder:
http://www.glennview.com/sinar.htm his whole website is kind of a treasure trove of overpriced but really cool stuff.
As for other tidbits, I just sort of picked them up over the years of owning and breaking cameras.