Lifer, there are several books of yields available. I can't remember the names offhand, but I've got them in my professional library at the other end of this house. I'll try to remember to get you at least one name/ISBN.
Ciao,
__________________
Order In/Food Out ~ It's NOT magic.
- * - * - * - * -
"It's not getting any smarter out there. You have to come to terms with stupidity, and make it work for you." Frank Zappa |