whodunnit

Level 1 of the Dungeon
(0, 0, D:1)
  a frilled lizard skeleton
(0, 2, D:1)
  a +0 dagger
  4 stones
  a kobold skeleton
(0, 9, D:1)
  a beast talisman
(1, 12, D:1)
  a +0 ring mail
(6, 2, D:1)
  a +0 ring mail
(7, 18, D:1)
  a hobgoblin skeleton
(8, -9, D:1)
  a bat corpse (skeletalised by now)
(8, 18, D:1)
  a rat skeleton
(9, 2, D:1)
  a rat skeleton
(9, 12, D:1)
  a +0 whip
(13, -7, D:1)
  a frilled lizard corpse (skeletalised by now)
(14, -6, D:1)
  6 stones
(15, -10, D:1)
  a +0 whip
(21, 2, D:1)
  a hobgoblin skeleton
(25, 10, D:1)
  a +0 dagger
(28, 3, D:1)
  a frilled lizard skeleton
(29, 2, D:1)
  a bat skeleton
(37, 2, D:1)
  a +0 dagger
  a jackal skeleton
(38, 1, D:1)
  a +0 short sword
  2 stones
  a kobold skeleton
  a jackal skeleton
(39, 1, D:1)
  a jackal skeleton
  a jackal skeleton
(39, 25, D:1)
  a +0 sling
(47, 24, D:1)
  a +0 leather armour of cold resistance
(48, 19, D:1)
  a jackal skeleton
(48, 21, D:1)
  a +0 whip
  a kobold skeleton
(57, 38, D:1)
  2 stones
(59, -8, D:1)
  a hobgoblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +1 pair of boots
(1, 19, D:2)
  a +0 dagger
  4 poisoned darts
(2, 32, D:2)
  a +0 leather armour
(3, 4, D:2)
  3 boomerangs
(14, 32, D:2)
  2 curare-tipped darts
(32, 27, D:2)
  a +0 leather armour
  a +0 short sword
  an orc skeleton
(33, 27, D:2)
  a +0 club
  an orc skeleton
(33, 28, D:2)
  a +0 hand axe
  an orc skeleton
(37, 3, D:2)
  5 stones
(38, 18, D:2)
  a bat skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  19 gold pieces
(0, 23, D:3)
  11 gold pieces
(3, 10, D:3)
  14 gold pieces
(3, 14, D:3)
  13 gold pieces
(4, -4, D:3)
  3 javelins
  a scroll of fear
(4, 18, D:3)
  a hobgoblin corpse
(6, -3, D:3)
  a +0 short sword
  an orc corpse
(6, -1, D:3)
  a scroll of identify
(8, 3, D:3)
  12 gold pieces
(9, 5, D:3)
  a potion of degeneration