I know of several resources concerning violin geometry.  I'll list what I know and maybe some of you could fill in the blanks?  Any comments or suggestions about any of the material would also be welcome.  Francois Denis,  I've studied a bit and have made one drawing using his method.  It is my understanding that his method mostly relates to Strad?  correct?  Worth buying?  I haven't seen it in awhile. Henry Strobel has a few things in maybe The art of violin making (or one of his book