try a Metal detector. Cheap at wally world.... then return it when you are done!
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Call the ATF.. They'll find it for ya. And yes metal detector will find it... What kind of gun?
So you think it's under the insulation? I don't think it could fall down into a wall.
Fire should do it
BushMasterBoy, sounds like good advice. I will have to try a metal detector.
Thin wire probe?
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