2 options:
1) Take it to a shop and let them re-laquer the horn
-or-
2) Take some sandpaper and gently rub away the corroded areas and then find some kind of rust remover and rub away some more.
Personally I wouldnt worry about it unless it has a hole from the rust.
I'm 29 years old and my dad still manages to piss me off.
My dad is about to turn 71. Every once in awhile something will come up that he needs my help on. The latest thing is that he's applied for SSI-Disability. The case worker called me and left a message on my phone about his case. This...
1) He's either impotent, cheating, or doesnt find you attractive anymore
2) You're in your Sex Drive High's at age 40. It hits women years before menopause.