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For those that don't get to go to the bookstore much (like me):
http://www.amazon.com/Pocket-Ref-Thomas-J-Glover/dp/1885071361/ref=tmm_hrd_title_0#_

I'm investing in one.. A spare brain is worth...

I'll be locating that for the truck. Thanks

Glad you made it a sticky. The pulleys and construction layout formulators are good to have around. Wish I had a hard copy to keep in the truck. Thanks for sticking it Rick. Good stuff!

There's some handy stuff in that link. Thanks. I bookmarked it!