Stuck slide on trumpet
This tuning slide was stuck as it missed lubrication. Damage to metal is clearly visible.
View the embedded image gallery online at:
http://gueri-sons.ca/en/blog/102-stuck-slide-on-trumpet#sigProId595e909ed7
http://gueri-sons.ca/en/blog/102-stuck-slide-on-trumpet#sigProId595e909ed7