His obsession began two decades ago, when Lori told him about the unidentified young woman wrapped in canvas whose body her father had stumbled on in Georgetown, Ky., in 1968. She had reddish brown hair and a gap-toothed smile. And no one knew her name.

So locals blessed her with one. They buried her under an apple tree with a pink granite tombstone engraved with the words "Tent Girl."