behind

Level 1 of the Dungeon
(0, 0, D:1)
  6 boomerangs
(3, 1, D:1)
  a rat corpse (skeletalised by now)
(9, 13, D:1)
  a ball python skeleton
(10, 3, D:1)
  a +0 plate armour
(10, 31, D:1)
  a hobgoblin corpse (skeletalised by now)
(13, -3, D:1)
  a hobgoblin skeleton
(16, 6, D:1)
  a +0 club
(20, 1, D:1)
  a +0 robe
(31, 5, D:1)
  a quokka corpse (skeletalised by now)
(39, 24, D:1)
  a +0 club
(50, 21, D:1)
  a hobgoblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 leather armour
(6, 9, D:2)
  a +0 leather armour
(9, 10, D:2)
  a +0 club
(30, -25, D:2)
  a +0 dagger
(31, -25, D:2)
  a +0 animal skin
(33, -28, D:2)
  a +0 club
(33, -26, D:2)
  a +0 dagger
  a +0 sling
  a +0 club
  a +0 club
  a +0 dagger
  a goblin corpse (skeletalised by now)
(39, -10, D:2)
  a +0 dagger
(45, -28, D:2)
  a +0 ring mail
(45, -11, D:2)
  a ball python corpse (skeletalised by now)

Level 3 of the Dungeon
(9, 10, D:3)
  a +0 club
  a +0 dagger
(13, -6, D:3)
  a +0 ring mail
(15, 12, D:3)
  a +2 dagger of speed (still there?)
  a +0 sling (still there?)
(25, -3, D:3)
  a +0 short sword
(26, 17, D:3)
  3 large rocks
(28, 17, D:3)
  6 large rocks
(28, 18, D:3)
  a +0 club
  a +0 sling
  a goblin corpse
(29, -3, D:3)
  a frilled lizard corpse
(29, 18, D:3)
  a +0 dagger
  a +0 club
  a +0 club
  a goblin corpse
  a goblin corpse
(30, 17, D:3)
  a ball python corpse
(32, 0, D:3)
  a +0 long sword
(34, 6, D:3)
  a +0 leather armour
(38, 1, D:3)
  a +2 vampiric dagger
  (unseen)