Andrew wrote:

Good point, I have plenty of scraps I could make a knob out of. But I 
was under the impression that the screw is some weird thread? Maybe I 
should instead ask if anyone has a front knob screw? Am I wrong about that?

If you are worried about getting a screw for the front know I think I 
can find you one.  I would need your address, but I believe I have a 
small stock of screws and nuts for front knobs.

- Mark