Could be a great parts source for $500. https://losangeles.craigslist.org/lac/cto/d/1977-ford-country-squire/6382642314.html
This may even be a resto candidate. The price is right. Can't see enough of the car in the pics to get any idea of how extensive the rust is. A case of you'll either have to be able to do a good deal of the work yourself or be a huge fan of the '77 Country Squire.