whodunnit

Level 1 of the Dungeon
[Shop] Guasin's Jewellery Emporium
  an amulet of the acrobat (unknown) (390 gold)
  a ring of flight (unknown) (227 gold)
  a ring of poison resistance (unknown) (260 gold)
  the ring of Hampusk {rElec rPois rC+} (533 gold)
    [ring of poison resistance]
    
    rElec:      It insulates you from electricity.
    rPois:      It protects you from poison.
    rC+:        It protects you from cold.
  a ring of resist corrosion (unknown) (260 gold)
  the ring of the Wereyak {Will- AC+4 Int+5 SInv} (695 gold)
    [ring of protection]
    
    Will-:      It decreases your willpower.
    AC+4:       It affects your AC (+4).
    Int+5:      It affects your intelligence (+5).
    SInv:       It lets you see invisible.
  a ring of willpower (unknown) (325 gold)
  an amulet of reflection (unknown) (390 gold)
  a ring of ice (unknown) (325 gold)
[Shop] Ocaifak's Weapon Boutique
  a +0 dagger (26 gold)
  a +0 sling (19 gold)
  4 poisoned darts (31 gold)
  a +0 falchion (39 gold)
  2 silver javelins (234 gold)
  a +0 dagger (26 gold)
  a +0 flail (45 gold)
  a +0 mace (39 gold)
[Shop] Ecrajear's Antique Armour Emporium
  a +2 leather armour of fire resistance (456 gold)
  a +0 robe (21 gold)
  a +0 chain mail (144 gold)
  a +0 ring mail (96 gold)
  a +0 robe (21 gold)
  a scarf of repulsion (288 gold)
  +0 storm dragon scales (1560 gold)
(0, 2, D:1)
  a human skeleton
(1, 5, D:1)
  a minotaur skeleton
(1, 6, D:1)
  a human skeleton
(2, 1, D:1)
  a human skeleton
(2, 5, D:1)
  a human skeleton
(2, 6, D:1)
  a human skeleton
(3, 3, D:1)
  a human skeleton
(4, 3, D:1)
  a human skeleton
(12, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(19, 12, D:1)
  a staff of alchemy
(27, 12, D:1)
  a rat skeleton
(31, 43, D:1)
  a frilled lizard corpse (skeletalised by now)
(32, 11, D:1)
  a +0 scale mail
(39, 15, D:1)
  a +0 whip
(41, 42, D:1)
  a ball python corpse (skeletalised by now)
(42, 24, D:1)
  a jackal skeleton
(44, 16, D:1)
  a +0 club
  a quokka skeleton
(44, 25, D:1)
  a rat skeleton
(44, 42, D:1)
  a quokka corpse (skeletalised by now)
(45, 24, D:1)
  a +0 dagger
  a frilled lizard skeleton
  a goblin skeleton
(45, 42, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(49, 24, D:1)
  a +0 ring mail

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
  a kobold corpse (skeletalised by now)
  a jackal corpse (skeletalised by now)
(6, -5, D:2)
  a +0 robe
(7, 8, D:2)
  a +0 dagger
(13, -18, D:2)
  a rat skeleton
(15, -11, D:2)
  a +0 shortbow
(16, 22, D:2)
  a hobgoblin corpse (skeletalised by now)
(18, -1, D:2)
  a +0 helmet
(18, 8, D:2)
  a frilled lizard skeleton
(24, -12, D:2)
  a +0 club
  a goblin corpse
(25, -10, D:2)
  a rat corpse
(27, -3, D:2)
  a +0 leather armour
(29, -9, D:2)
  a +0 club
  a goblin corpse
(31, -21, D:2)
  a +0 dagger
(31, -20, D:2)
  an adder skeleton
(36, 0, D:2)
  a +0 short sword
(36, 5, D:2)
  a frilled lizard skeleton
(37, -7, D:2)
  a bat corpse (skeletalised by now)
(39, 7, D:2)
  a +0 dagger
(41, 0, D:2)
  a +0 mace
(46, 21, D:2)
  a +0 leather armour
(49, -11, D:2)
  a +0 ring mail
(49, 4, D:2)
  a ball python skeleton
(54, -16, D:2)
  a +0 robe

Level 3 of the Dungeon
[Shop] Taudgh's Jewellery Shop
  a +6 ring of intelligence (unknown) (360 gold)
  a ring of positive energy (unknown) (200 gold)
  a ring of ice (unknown) (250 gold)
  a +4 ring of slaying (unknown) (360 gold)
  a ring of protection from fire (unknown) (250 gold)
  a ring of resist corrosion (unknown) (200 gold)
  a +6 ring of intelligence (unknown) (360 gold)
  a ring of magical power (200 gold)
  the ring "Ynketwej" {rF+ rCorr} (376 gold)
    [ring of protection from fire]
    
    rF+:        It protects you from fire.
    rCorr:      It protects you from acid and corrosion.
  a ring of resist corrosion (unknown) (200 gold)
(0, 0, D:3)
  a +0 flail
(1, -4, D:3)
  a +0 long sword of draining
(1, -2, D:3)
  a +0 chain mail
(3, 4, D:3)
  a +0 club
  a goblin corpse
(10, -15, D:3)
  a +0 ring mail
(11, 6, D:3)
  a +0 leather armour
(17, 2, D:3)
  a +0 dagger
  a +0 club
  a goblin corpse
(18, 2, D:3)
  a +0 club
  a goblin corpse
(18, 3, D:3)
  a +0 club
  a goblin corpse
(18, 4, D:3)
  a +0 club
(18, 5, D:3)
  a +0 club
  a goblin corpse