1. Cello and Bass Bridge Fitting Guide
( General » Repairs )

... of sand paper. and carefully rub the feet on the paper moving it only about 2mm and keep it square. The scratches are where you trim down the foot. Note: Trying to use sandpaper to fit the bridge will ...

2. Cello Varnish and Edges
( General » Information )

Here is a cello that had a missing edge and several large gouges in the top, plus there were a lot of scratches and chips in the varnish. Attached are some before and after photos.  ...

3. Violin Varnish Touch Up and Repair | Before and After Photos
( General » Information )

Instruments sometimes get nicks or scratches that can be touched up. The upper right rib is also prone to varnish wear. Generally, the larger the area the more time it takes to match and touch-up the varnish. ...