So, as to the headstock,
1) Three on a side
2) Six on a side
3) 4 X 2
4) 5 X 1
I personnaly dislike numbers 3 and 4. I figure if we can get this much sorted, we can go from there. I'd be glad to draw some headstocks if I can find out what people want.
On the chambers,
For the mock-up with...