Mark Kane
All Access/Backstage Pass
- Joined
- Jul 18, 2001
- Messages
- 5,742
I saw a video not long ago, I believe on the Faber.USA sight with pics of Gibsons with the back hump. It seems fairly common on these later models. As someone mentioned the back mark looks like a seam join. It is what it is, the wood is moving due to humidity.