Started to restore this frameback and this has what occured. Ideas on hiw to fix this? Thought about just grinding it down and making a whole new spine. I think what happen is water got caught behind the frame while using 80grit greasless and cause this to happen.

Name: 20130314_210402.jpg Views: 158 Size: 46.8 KBName: 20130314_210355.jpg Views: 167 Size: 49.9 KB