Thank you everyone for your responses thus far, will review them and 
decided what to do.

Regards,

Joshua

David Harvey wrote:
> Joshua,
> 
> Often a solvent may drive the paint deeper into the underlying media if 
> it is porous or has a soft patina.
> 
> I would hesitate to recommend any "recipe" without knowing what the 
> surface of the bell is like and what kind of paint went on it - some 
> treatments, especially by commercial vendors, can be highly aggressive - 
> so be careful.
> 
> One thing that we recommend is that after removal that you have a 
> knowledgable conservator treat the bell and provide it with a protective 
> coating of wax - this will act as a buffer to exposure outdoors, 
> handling, and will serve as an isolating layer between the original 
> surface and any graffitti - making its removal far easier should this 
> occur again.
> 
> Cheers!
> Dave
> 
> David Harvey
> Conservator
> Los Angeles, CA
> 
> 
> On Tue, May 20, 2008 at 11:13 AM, Joshua K. Blay HSBC 
> <[log in to unmask] <mailto:[log in to unmask]>> wrote:
> 
>     We have a bell outside on exhibit and unfortunately it has been
>     tagged a couple times by the local population.  Does anyone have any
>     recommendations to removing graffiti from such objects?
> 
>     Best regards,
> 
> 
>     Joshua K. Blay
>     Associate Director
>     Museum Curator
>     The Historical Society of Berks County Museum & Library
>     (610) 375-4375
> 
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-- 
Joshua K. Blay
Associate Director

Museum Curator
The Historical Society of Berks County Museum & Library
(610) 375-4375

=========================================================
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If you decide to leave Museum-L, please send a one line e-mail message to [log in to unmask] . The body of the message should read "Signoff Museum-L" (without the quotes).