Looks like one of those fake convertible roof that was popular during the era.
Looks pretty neglected and too far gone for what it is. You don't even see them here any more. In that era, they were just NOT well built. Ford was cutting corners on everything, and they were caught programing part failure into the cars.

Kyle, Buddy, Giselle, & Herbie the Love Bug ll53 - Making the internet more fun since 2000.
image