Mephistopheles

Level 1 of the Dungeon
(0, 0, D:1)
  19 arrows
(31, 7, D:1)
  a +0 dagger
(36, 15, D:1)
  a +0 club
(36, 16, D:1)
  a +0 hand axe
(39, 18, D:1)
  a +0 club
(40, -9, D:1)
  a +0 chain mail

Level 2 of the Dungeon
(0, 0, D:2)
  a hobgoblin corpse
(2, 0, D:2)
  a scroll of enchant armour
(2, 4, D:2)
  2 scrolls of magic mapping
(3, 6, D:2)
  15 stones