Interesting after seeing you do this it's not as intimidating as it looks from the outside you never know what your getting into when your taking something apart it can be a bit scarry BTW it's a good thing you found that screw I had visions of myself at work you know I repair old time pieces for a living parts get much smaller on them can't tell you what it's like having a small spring or the like getting away get a super magnet on a stick it helps