whodunnit

Level 1 of the Dungeon
(0, 0, D:1)
  a frilled lizard skeleton
(21, -4, D:1)
  a ball python corpse (skeletalised by now)
(21, 8, D:1)
  a +0 pair of gloves
(26, -3, D:1)
  a +0 dagger
(56, 2, D:1)
  2 stones

Level 2 of the Dungeon
(0, 0, D:2)
  a spider talisman
(10, -20, D:2)
  a rat skeleton
(10, -17, D:2)
  a quokka skeleton
  a frilled lizard skeleton
(11, -16, D:2)
  an adder skeleton
(13, -24, D:2)
  a +0 leather armour
(17, -12, D:2)
  6 poisoned darts
(20, -17, D:2)
  a +1 vampiric short sword
  a stone
(20, -14, D:2)
  a staff of conjuration
(21, -18, D:2)
  a rat skeleton
(21, -17, D:2)
  a hobgoblin skeleton
(22, -12, D:2)
  a +0 short sword
(27, -12, D:2)
  a +0 ring mail
(30, -33, D:2)
  a +0 dagger

Level 3 of the Dungeon
[Shop] Iroydob's Jewellery Emporium
  a +6 ring of strength (unknown) (432 gold)
  an amulet of regeneration (unknown) (360 gold)
  an amulet of reflection (unknown) (360 gold)
  a +4 ring of protection (unknown) (432 gold)
  an amulet of regeneration (unknown) (360 gold)
  a ring of flight (unknown) (210 gold)
  a wellspring talisman (300 gold)
  a ring of ice (unknown) (300 gold)
  a +6 ring of dexterity (unknown) (432 gold)
(0, 0, D:3)
  a +0 ring mail
(7, 2, D:3)
  a +0 short sword
  2 stones
  a kobold corpse (skeletalised by now)
(8, 2, D:3)
  a +0 short sword
  a +0 scale mail
  an orc corpse (skeletalised by now)
(9, 2, D:3)
  a +0 club
(10, -15, D:3)
  a staff of fire
(10, 1, D:3)
  a +0 falchion
(11, 4, D:3)
  a +0 falchion
(14, -3, D:3)
  a +0 flail
(15, -8, D:3)
  a +0 short sword
(19, -7, D:3)
  a +0 ring mail
(19, 1, D:3)
  a +0 spear
(21, -3, D:3)
  a bat skeleton
(30, 4, D:3)
  a +0 robe
(33, 9, D:3)
  a +0 club
  a stone
  a kobold skeleton
(34, 9, D:3)
  a hobgoblin skeleton
(36, -15, D:3)
  a +0 trident
  8 poisoned darts
  a quokka corpse (skeletalised by now)
(43, -14, D:3)
  a +0 dagger

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 whip
(3, -15, D:4)
  3 flux baubles
(6, -6, D:4)
  a hound skeleton
(12, -13, D:4)
  a hobgoblin skeleton
(13, -11, D:4)
  a +0 whip
  an orc corpse (skeletalised by now)
(13, -10, D:4)
  a +0 flail
  a +0 dagger
  a +0 leather armour
  an orc corpse (skeletalised by now)
(14, 10, D:4)
  a +0 rapier
(19, 15, D:4)
  13 gold pieces
(31, 10, D:4)
  a +0 quarterstaff
(32, 14, D:4)
  a +2 falchion of protection
(33, 0, D:4)
  a jackal corpse (skeletalised by now)
(45, -20, D:4)
  a +0 dagger
(47, -12, D:4)
  a +0 leather armour
(48, -24, D:4)
  a quokka corpse (skeletalised by now)
(48, -22, D:4)
  a jackal corpse (skeletalised by now)
(50, 13, D:4)
  a -3 spear of chaos

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 leather armour
(5, 13, D:5)
  a +0 robe
(6, -4, D:5)
  a +0 robe
(7, 28, D:5)
  a +0 scale mail
(8, 19, D:5)
  a +0 leather armour
(18, -15, D:5)
  a parchment of Confusing Touch
(20, -8, D:5)
  a +0 whip
(21, -7, D:5)
  a +0 whip
  a +2 whip of venom
  a +0 halberd
  a gnoll skeleton
(24, -8, D:5)
  a +0 club
(25, 12, D:5)
  a +2 short sword of draining
(27, 16, D:5)
  a +0 leather armour
(29, 1, D:5)
  a +0 robe
(34, 4, D:5)
  a parchment of Apportation
(35, 15, D:5)
  a hound corpse (skeletalised by now)
(47, 13, D:5)
  a +0 chain mail
(49, -5, D:5)
  a +0 leather armour
(53, -20, D:5)
  an iguana corpse (skeletalised by now)

Level 6 of the Dungeon
(0, 0, D:6)
  a +0 club
  a +0 leather armour
(1, -2, D:6)
  a +0 hand axe
  an orc corpse (skeletalised by now)
(1, 1, D:6)
  a +0 hand axe
  a +0 chain mail
  an orc corpse (skeletalised by now)
(3, 3, D:6)
  a +0 short sword
(3, 5, D:6)
  a +0 whip
  4 poisoned darts
(4, -2, D:6)
  a +0 whip
(4, 3, D:6)
  a +0 whip
  2 poisoned darts
(4, 4, D:6)
  a +0 short sword
  a +0 short sword
  a kobold corpse (skeletalised by now)
(4, 14, D:6)
  a +0 dagger
(5, 5, D:6)
  a +0 short sword
  3 stones
  a kobold corpse (skeletalised by now)
(18, -7, D:6)
  an adder corpse
(27, -14, D:6)
  a potion of lignification
(32, -15, D:6)
  a +0 dagger
  a +0 robe
(33, -15, D:6)
  a +0 ring mail