A mystery since the 19th century, the Leather Man will apparently remain that way forever.

From Sunday to Tuesday afternoon, a team of about 20 historians, geneticists, archaeologists, anthropologists and other researchers descended on the Sparta Cemetery in Ossining, N.Y., hoping to exhume the remains of the Leather Man, a homeless wanderer who fashioned his clothing from discarded boots and roamed around Westchester County and western Connecticut for decades in the 19th century....

Other than coffin nails and dirt, almost nothing was found in the grave, certainly not the genetic material or bones that might have provided clues as to where the Leather Man was born, or whether he was autistic or suffered from any diseases that might shed light on his life....