Mephisto

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 whip
(1, -4, D:1)
  a +0 dagger
(1, -3, D:1)
  a +0 whip
  4 stones
  a kobold corpse (skeletalised by now)
(4, -1, D:1)
  a +0 club
(5, -5, D:1)
  an orb of mesmerism
(10, -31, D:1)
  a +0 whip
  a stone
(12, 2, D:1)
  a +0 ring mail
(17, -24, D:1)
  a staff of fire
(26, -27, D:1)
  a +0 whip
  a stone
  a kobold corpse (skeletalised by now)
(29, -25, D:1)
  a hobgoblin corpse (skeletalised by now)
(31, -18, D:1)
  a rat skeleton
(38, 8, D:1)
  a +0 whip
  5 stones
(50, 10, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)

Level 2 of the Dungeon
(15, 17, D:2)
  a +0 ring mail
(15, 19, D:2)
  a parchment of Construct Spike Launcher
(18, 1, D:2)
  a bat skeleton
(21, -11, D:2)
  a +0 club
  a +0 robe
  the human corpse of Jessica (skeletalised by now)
(22, 15, D:2)
  a ball python corpse (skeletalised by now)
(23, 27, D:2)
  a +0 robe
(26, 17, D:2)
  a +0 leather armour
(26, 28, D:2)
  a +0 ring mail
(34, 22, D:2)
  a +0 hand axe
(34, 31, D:2)
  2 large rocks
(35, 3, D:2)
  a +0 ring mail
(36, 3, D:2)
  a ball python skeleton
(37, 23, D:2)
  a rat skeleton
(38, 23, D:2)
  a hobgoblin skeleton
  an adder skeleton
(39, 24, D:2)
  a rat skeleton
  a rat skeleton
(40, 24, D:2)
  a +0 club
  5 stones
  a kobold skeleton
(43, 1, D:2)
  a +0 dagger
(43, 33, D:2)
  a hobgoblin skeleton
(50, 13, D:2)
  a quill talisman
(51, -3, D:2)
  a rat corpse (skeletalised by now)
(52, 36, D:2)
  a hobgoblin corpse (skeletalised by now)

Level 3 of the Dungeon
(4, -1, D:3)
  a +2 whip of holy wrath (still there?)
  a +0 robe (still there?)
(6, -29, D:3)
  a +0 spear
(23, -50, D:3)
  a +0 robe
(23, -36, D:3)
  a +0 robe
(26, -1, D:3)
  a +0 dagger
  a goblin skeleton
(27, -20, D:3)
  a +0 trident
(29, -33, D:3)
  a +0 leather armour
(31, -45, D:3)
  a +0 dagger
(42, -17, D:3)
  a rat skeleton

Level 4 of the Dungeon
(0, 0, D:4)
  a quokka corpse
(6, 22, D:4)
  a +0 buckler
(8, -1, D:4)
  a +0 short sword
  a kobold corpse
(9, 1, D:4)
  a +0 whip
(12, 7, D:4)
  a +0 leather armour
(13, -1, D:4)
  a potion of resistance
(17, -3, D:4)
  a scroll of teleportation
(18, 1, D:4)
  a potion of magic
(23, 31, D:4)
  a +0 dagger
  5 stones
(35, 35, D:4)
  5 gold pieces
(36, 0, D:4)
  11 gold pieces