whodunnit

Level 1 of the Dungeon
(0, 0, D:1)
  a frilled lizard skeleton
(1, -11, D:1)
  a +0 flail
(8, 18, D:1)
  a bat skeleton
(13, -3, D:1)
  a bat corpse (skeletalised by now)
(16, 4, D:1)
  a hobgoblin corpse (skeletalised by now)
(17, 27, D:1)
  a +0 club
  a kobold corpse (skeletalised by now)
(18, 14, D:1)
  a jackal skeleton
(24, -18, D:1)
  a bat skeleton
(31, 20, D:1)
  a +0 whip
  a kobold skeleton
(34, 15, D:1)
  a quokka skeleton
(46, -2, D:1)
  a ball python skeleton
(48, -20, D:1)
  a frilled lizard corpse (skeletalised by now)
(49, -16, D:1)
  a +0 dagger
(49, -15, D:1)
  a ball python skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a beast talisman
(2, -15, D:2)
  a bat corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(11, 30, D:4)
  a potion of resistance
(14, 23, D:4)
  8 gold pieces
(15, 21, D:4)
  a +0 flail
  a +0 ring mail
(18, 7, D:4)
  an adder corpse (skeletalised by now)
(19, 15, D:4)
  a +0 whip
(21, 16, D:4)
  a +0 dagger
  a kobold corpse
(21, 23, D:4)
  a potion of brilliance
(28, 10, D:4)
  2 scrolls of acquirement
(28, 22, D:4)
  a +0 mace
(29, 6, D:4)
  a +0 dagger
(43, 6, D:4)
  a ball python corpse