ExZ

Level 1 of the Dungeon
(0, 0, D:1)
  7 stones
(9, -12, D:1)
  5 darts of dispersal
(13, 7, D:1)
  5 boomerangs
(14, 0, D:1)
  a bat corpse (skeletalised by now)
(14, 6, D:1)
  a ball python corpse (skeletalised by now)
(23, -20, D:1)
  a +1 vampiric dagger (still there?)
  5 stones (still there?)
(24, -2, D:1)
  a +0 robe
(33, -8, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  4 datura-tipped darts
(2, 16, D:2)
  a +0 dagger
(6, 26, D:2)
  an adder corpse
(13, 31, D:2)
  a +0 club
(18, 19, D:2)
  6 stones
(19, 6, D:2)
  a +0 short sword
  a kobold corpse (skeletalised by now)
(19, 19, D:2)
  a dart slug corpse
(21, 18, D:2)
  6 stones
(21, 33, D:2)
  a hobgoblin corpse
(33, 21, D:2)
  a +0 short sword

Level 3 of the Dungeon
(0, 0, D:3)
  10 gold pieces