Here’s a repair! I guess someone felt that a shim was needed under the board. I’m not even sure what the fix was supposed to be fixing. From this view, outside, I couldn’t see what I was looking at. Removing the board, I found a spruce shim of sorts. I still don’t know what the mess …
Laser scans of the top and back of a Brothers Amati violin reveal its entire arching. View still shots and a short video.
Cremonese edgework starts from edge thickness. Almost invariably, the thickness of the unworn edge on a Cremonese violin (in the upper and lower bouts, not the corners and c-bouts, which run by different rules) is equal to or slightly less than the distance from the edge to the purfling. This leads to the easy conclusion …
This is the tool I designed and built over 20 years ago for cutting purfling grooves.
