Non

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 sling
(4, 5, D:1)
  a +0 robe
(12, 33, D:1)
  a frilled lizard corpse (skeletalised by now)
(12, 34, D:1)
  a bat corpse (skeletalised by now)
(25, -7, D:1)
  a +0 club
  a +0 dagger
  a hobgoblin corpse (skeletalised by now)
  a goblin corpse (skeletalised by now)
(26, 0, D:1)
  a bat corpse (skeletalised by now)
(26, 7, D:1)
  a +0 ring mail
(27, -1, D:1)
  a frilled lizard corpse (skeletalised by now)
(29, -2, D:1)
  a ball python corpse (skeletalised by now)
(29, 0, D:1)
  a +0 robe
(29, 7, D:1)
  a +0 short sword
(39, 16, D:1)
  a +0 whip
(41, 24, D:1)
  a +0 club
  a hobgoblin skeleton
(43, -6, D:1)
  a +0 club
(43, 40, D:1)
  a staff of death
(55, -4, D:1)
  a +0 short sword
  a kobold corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(2, -5, D:2)
  a bat skeleton
(8, -45, D:2)
  a rat skeleton
(21, -25, D:2)
  a +0 kite shield
(24, -12, D:2)
  an adder skeleton
(27, -11, D:2)
  a +0 pair of boots
(29, -33, D:2)
  a bat skeleton
(31, -9, D:2)
  a +0 robe
(33, -9, D:2)
  a rat skeleton
(33, -5, D:2)
  a rat corpse (skeletalised by now)
(34, -9, D:2)
  a ball python skeleton
(37, -53, D:2)
  a +0 short sword
(38, -35, D:2)
  a bat skeleton
(48, -13, D:2)
  a +0 dagger
  a kobold skeleton
(49, -10, D:2)
  a +0 dagger
(60, -22, D:2)
  a +0 leather armour
(64, -13, D:2)
  an inkwell talisman

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 leather armour
(3, -6, D:3)
  an adder corpse (skeletalised by now)
(3, 18, D:3)
  a +1 dagger of venom
(19, 4, D:3)
  a quill talisman
(19, 8, D:3)
  a rat skeleton
(27, 19, D:3)
  a +0 pair of boots
(34, 11, D:3)
  a +0 dagger
  a +2 leather armour of cold resistance
(34, 12, D:3)
  a +0 whip
  a kobold skeleton
(37, 32, D:3)
  a ball python skeleton
(42, 3, D:3)
  a hobgoblin skeleton
(42, 20, D:3)
  a +0 club
(44, 35, D:3)
  a rat corpse (skeletalised by now)

Level 4 of the Dungeon
(7, 18, D:4)
  a +6 ring of strength
(10, 17, D:4)
  a +0 club
(13, 11, D:4)
  a hobgoblin corpse