3M Spray Adhesive... I BELIEVE (don't quote me here) I used the Super 77. However that's for a fresh install, might not want to go spray for a repair unless you mask off quite a bit.
Hey Blood Rose, there's some old threads that have some almost step by step Tolex repairs by some of the full time luthiers on here if you do a search, It was helpful for me repairing my 73 SVT cabinet.