THIS IS A CUSTOM LOCKBACK BY MEL PARDUE.  THIS KNIFE IS APPROXIMATELY 34 YEARS OLD.  IT HAS ELEPHANT IVORY HANDLES AND BEAUTIFUL SCROLL WORK ON THE STAINLESS STEEL BOLSTERS.  MR. PARDUE IS NOT SURE OF THE SCROLL WORK ON THE BOLSTERS, BUT THINKS IT COULD BE THE WORK OF LANCE KELLY OR MR. HARRINGTON.  HE SAYS THAT SCROLL WORK CAN ADD ANYWHERE FROM $100 TO $1000 TO THE VALUE OF A KNIFE.  THE BLADE STEEL IS 154 CM.  IT HAS A SMALL PIN CRACK AT THE TOP RIGHT PIN ON THE REAR HANDLE.  THE HANDLE MATERIAL IS NO LONGER AVAILABLE SO IT CANNOT BE REPLACED.   BLADE LENGTH IS 3 1/8".  CLOSED LENGTH IS 4 1/4".  OVERALL LENGTH IS 7 3/8".