This is a expensive mill but a good one...
http://www.pleasanthillgrain.com/country_living_mill.aspx
Here is what its all about... in order for you to get the bread to rise, you need to add a vital gluten to the flour. The bread is light and delicious http://www.thenewhomemaker.com/wholewheatbread1
White flour bought in the store is missing bran, middlings, wheat germ and wheat germ oil...