If you check craigslist in the cities surrounding your state, you might find one.
There always seems to be at least one for sale in Chicago......
Go to @ http://chicago.craigslist.org/
Go to the yellow "Search" box in the upper left corner...
Enter keyword (such as "roadmaster")
Scroll down in the box under labeled "community" until you reach the
Do your search..... Change cities/states from the list on the right by clicking on that city or state and repeat.