whodunnit

Level 1 of the Dungeon
[Shop] Wetsaohu's Book Emporium
  a book of Minor Magic (160 gold)
  the Textbook on the Sky (360 gold)
    Spells                            Type                      Level
     a - Mephitic Cloud                Conjuration/Alchemy/Air       3
     b - Summon Lightning Spire        Summoning/Air                 4
     c - Maxwell's Capacitive Coupling Air                           8
  a book of the Moon (400 gold)
  a book of Displacement (220 gold)
  a book of Displacement (220 gold)
  a book of Unlife (360 gold)
  a Codex of Conductivity (400 gold)
  a book of the Hunter (260 gold)
(0, 0, D:1)
  a quokka corpse (skeletalised by now)
(1, 28, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(23, 11, D:1)
  a quokka corpse (skeletalised by now)
(28, 0, D:1)
  a quokka corpse (skeletalised by now)
(29, 15, D:1)
  5 stones
(32, 29, D:1)
  a staff of alchemy
(36, 42, D:1)
  a +0 chain mail
(38, 37, D:1)
  4 stones
(56, 30, D:1)
  a +0 mace
(56, 46, D:1)
  a bat corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  2 stones
(6, 6, D:2)
  a +0 short sword
(10, 10, D:2)
  6 stones
(12, -6, D:2)
  the felid corpse of Natasha (skeletalised by now)
(18, 19, D:2)
  a +0 long sword
(19, -16, D:2)
  a quokka corpse (skeletalised by now)
(23, 16, D:2)
  a +0 dagger
  a +0 robe
(26, 17, D:2)
  a +0 leather armour
(30, -28, D:2)
  an adder skeleton
(30, -27, D:2)
  a +0 dagger
(34, -1, D:2)
  a +0 cloak
(36, 1, D:2)
  a +0 scale mail
(41, -22, D:2)
  a +0 leather armour
(42, -18, D:2)
  a +0 spear
(42, 7, D:2)
  a +0 dagger
(43, -25, D:2)
  a frilled lizard skeleton
(44, 19, D:2)
  a +0 spear
(46, -9, D:2)
  4 stones
(46, 0, D:2)
  a +0 dagger
(51, -24, D:2)
  a +0 scale mail

Level 3 of the Dungeon
[Shop] Otorgh's Assorted Antiques
  a +0 leather armour (62 gold)
  a +0 scale mail (124 gold)
  a +0 scale mail (124 gold)
  a wand of iceblast (5) (372 gold)
  a potion of cancellation (248 gold)
  the +3 plate armour of the Skies Above {^Contam rPois rC++ Will+} (2067 gold)
    rC++:       It greatly protects you from cold.
    rPois:      It protects you from poison.
    Will+:      It increases your willpower.
    ^Contam:    It causes magical contamination when unequipped.
  a potion of might (124 gold)
(2, 8, D:3)
  a +0 short sword
(17, -21, D:3)
  a +0 whip
(20, -19, D:3)
  a bat corpse (skeletalised by now)
(22, 7, D:3)
  a +0 scale mail
(27, -10, D:3)
  a +0 hand axe
(27, -9, D:3)
  a bat skeleton
(29, -28, D:3)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(30, -28, D:3)
  a frilled lizard corpse (skeletalised by now)
(32, -25, D:3)
  a +0 whip
  a kobold corpse (skeletalised by now)
(37, -14, D:3)
  a frilled lizard corpse (skeletalised by now)
(41, -28, D:3)
  5 stones
(45, -1, D:3)
  a hobgoblin corpse (skeletalised by now)
(47, -33, D:3)
  a +0 dagger

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 sling
(27, 25, D:4)
  2 stones
(28, 13, D:4)
  a scroll of teleportation

Level 5 of the Dungeon
(0, 0, D:5)
  an adder corpse
(0, 12, D:5)
  6 stones
(7, -7, D:5)
  11 gold pieces
(36, -10, D:5)
  7 stones
(38, -2, D:5)
  a potion of mutation

Level 6 of the Dungeon