whodunnit

Level 1 of the Dungeon
(4, -7, D:1)
  a +0 club
(12, -26, D:1)
  a rat skeleton
(15, -30, D:1)
  a +0 scale mail
(17, -11, D:1)
  a quill talisman
(21, -11, D:1)
  a bat skeleton
(31, 6, D:1)
  a rat skeleton
(32, -13, D:1)
  a +0 mace
(37, -31, D:1)
  a bat corpse (skeletalised by now)
(38, -18, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)

Level 2 of the Dungeon
(3, 1, D:2)
  a bat corpse (skeletalised by now)
(10, -22, D:2)
  a quokka skeleton
(10, -5, D:2)
  a quokka corpse (skeletalised by now)
(10, -4, D:2)
  a +0 hand axe
(17, 5, D:2)
  5 large rocks
(32, -34, D:2)
  a ball python skeleton
(34, -37, D:2)
  a rat skeleton
(35, -37, D:2)
  a rat skeleton
(38, -14, D:2)
  a medusa talisman
(38, -5, D:2)
  a frilled lizard skeleton
(40, -19, D:2)
  a rat skeleton
(43, 6, D:2)
  a +0 dagger
(46, -1, D:2)
  a +0 short sword
  a kobold skeleton
(49, -21, D:2)
  a +0 dagger
  a goblin skeleton
(52, -16, D:2)
  a +0 ring mail
(54, -13, D:2)
  a +0 club
  4 stones

Level 3 of the Dungeon