Appears roof could be a mess. https://www.ebay.com/itm/1972-Buick-Skylark-GS/303607881376?hash=item46b0709ea0:g:MzAAAOSwCaJe97S~
Theres a roof left under that vinyl top? Deck filler/ tulip panel is gonna need addressed as well, doesnt seem too bad other than that