Looking for a used motor home . . . have stumbled upon a 83 ford . . .26ft. . .460 . . . with 30,000 miles. . . .anyone have an idea of a fair price for this . . .? . .. .been trying to find a blue book site for rv's with no luck . . . appears to be in decent shape . . . .doors are rusted. . . and needs caulking around a 4 or 5 windows. . . .not sure on the roof yet . . .haven't had the chance to look insided yet. .. . . ..really am clueless as to what used rv prices are these days. . . . .for those of you who own rv's what would you pay for this? . . .sleeps 5 or 6 . . . and according to information everything operates fine . . ..4k generator . . .wish i had more info . . . . .have had travel trailers in the past, but no motor homes. . . .. .any suggestions on buying one would be appreciated. . .