Hah

Level 1 of the Dungeon
(18, -12, D:1)
  a bat corpse (skeletalised by now)
(23, -9, D:1)
  a +0 dagger
(26, -24, D:1)
  8 stones
(28, -4, D:1)
  8 gold pieces
(29, -27, D:1)
  a ball python corpse (skeletalised by now)
(32, -21, D:1)
  3 large rocks

Level 2 of the Dungeon
(30, 12, D:2)
  a ball python skeleton
  a ball python skeleton
  a hobgoblin skeleton
(30, 14, D:2)
  a staff of death (still there?)
  a ball python skeleton (still there?)
  a rat skeleton (still there?)
(31, 17, D:2)
  a staff of earth
  (unseen)
(34, -1, D:2)
  a book of the Dragon
(34, 10, D:2)
  a bat skeleton
(36, 20, D:2)
  9 gold pieces
(39, 18, D:2)
  a +0 robe

Level 3 of the Dungeon
(4, -8, D:3)
  a +0 club
  a +0 club
  a quokka corpse
(4, 3, D:3)
  a +0 mace
(5, -8, D:3)
  a +0 dagger
  a hobgoblin corpse
  a goblin corpse
  a hobgoblin corpse
(5, -6, D:3)
  a +0 club
  a goblin corpse
  a giant cockroach corpse
(6, -8, D:3)
  a +0 club
  a +0 club
  a goblin corpse
(6, -7, D:3)
  a +0 dagger
  a goblin corpse
(7, 11, D:3)
  a +0 dagger
  5 stones
  a kobold corpse (skeletalised by now)
(16, -10, D:3)
  a +0 trident
  a +0 leather armour
(37, 25, D:3)
  4 stones
(40, 13, D:3)
  a +3 short sword (still there?)
  a +0 leather armour (still there?)
(41, 13, D:3)
  a +0 whip
(42, 13, D:3)
  an orc corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 dagger
(4, -2, D:4)
  a +0 dagger
  a +0 sling
(6, 0, D:4)
  a +0 club
  a +0 animal skin
(8, 2, D:4)
  a +0 club
  a goblin corpse
(13, 4, D:4)
  6 poisoned darts
(20, 10, D:4)
  a +0 ring mail