Thank you all for the prompt replies.
No intention of selling it.
Wife's father didn't have much, so it is nice to have some kind of keepsake to remember him by.
I will research the "Ed's Red" cleaning method.
No intention of making it look new, although having S&W reblue it crossed my mind.
I have a bad habit of wanting to keep my firearms in pristine condition.
If I can just get the gunk off and lubricate it I'd be good to go.
It has sentimental value more than anything else..
I'd guess the prize of his 'collection', is a Ruger Blackhawk .357cal that seems to date from the 1970s.
But even it wasn't very well cared for IMHO..
