Todd: I think this question is well beyond the scope of knowledge that most here have on the subject, myself included, as I just like to shoot traditional bows and have never made one.
You might try here..........
http://leatherwall.bowsite.com/TF/lw/THREADSx2.CFM
The people on this site eat/sleep and breathe this kind of thing.
I DO admire anyone who has the patience and perseverence to make a bow, and speaking for myself, I'd LOVE to see what you do eventually build.