Mephisto

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 club

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 leather armour

Level 3 of the Dungeon
(0, 0, D:3)
  a staff of air
(11, 4, D:3)
  a parchment of Fugue of the Fallen
(32, 18, D:3)
  a frilled lizard corpse (skeletalised by now)
(33, 19, D:3)
  a parchment of Scorch
(37, 3, D:3)
  a rat corpse (skeletalised by now)
(38, 36, D:3)
  a rat corpse (skeletalised by now)
(41, 8, D:3)
  a parchment of Conjure Ball Lightning
(44, -3, D:3)
  a +0 dagger
  a +0 dagger
  a goblin corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 falchion
(2, -1, D:4)
  a +0 club
  a goblin corpse
(15, 3, D:4)
  a dart slug corpse
(16, -21, D:4)
  a scroll of vulnerability
(17, 0, D:4)
  a +0 dagger
  5 stones
  a kobold corpse
(24, -31, D:4)
  a +0 mace

an ossuary
(9, 3, Ossuary)
  a +0 dagger
  a +0 robe