Zero

Level 1 of the Dungeon
(3, 36, D:1)
  7 stones
(11, 8, D:1)
  a hobgoblin skeleton
(14, 44, D:1)
  a +0 club
(15, 44, D:1)
  a +0 leather armour
(17, 49, D:1)
  a ball python corpse (skeletalised by now)
(25, 4, D:1)
  a +0 club
(27, 29, D:1)
  7 stones
(35, 9, D:1)
  a hobgoblin skeleton
(42, 8, D:1)
  4 large rocks
(43, 10, D:1)
  a bat corpse (skeletalised by now)
(53, 17, D:1)
  3 stones

Level 2 of the Dungeon
(0, 0, D:2)
  a ball python corpse (skeletalised by now)
(2, 32, D:2)
  a +0 scale mail
(3, 35, D:2)
  a +0 plate armour
(5, 8, D:2)
  3 stones
(9, 7, D:2)
  a +0 club
  3 stones
  a goblin corpse (skeletalised by now)
(18, 26, D:2)
  a +0 chain mail
(27, 9, D:2)
  a +0 dagger
  a goblin skeleton
(28, 30, D:2)
  a +0 plate armour
(30, 18, D:2)
  a frilled lizard skeleton
(33, 13, D:2)
  a jackal skeleton
(33, 14, D:2)
  a jackal skeleton
(37, 30, D:2)
  8 stones
(40, -8, D:2)
  9 gold pieces
(41, -9, D:2)
  a potion of attraction
(41, 14, D:2)
  a +0 club
(42, -10, D:2)
  4 gold pieces
(43, 28, D:2)
  a hobgoblin corpse (skeletalised by now)
(57, -5, D:2)
  a +0 flail

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 hand axe
(18, -9, D:3)
  a +0 whip
(26, -15, D:3)
  a +0 war axe
  a goblin corpse (skeletalised by now)
(28, -19, D:3)
  a +0 club
  an adder corpse (skeletalised by now)
  a goblin corpse (skeletalised by now)
(35, -26, D:3)
  a +0 club

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 leather armour
(1, 1, D:4)
  a potion of resistance
(4, 34, D:4)
  a +0 club
  a kobold skeleton
(5, 45, D:4)
  a quokka corpse (skeletalised by now)
(5, 46, D:4)
  a ball python corpse (skeletalised by now)
(20, 12, D:4)
  a scroll of identify
(25, 7, D:4)
  12 gold pieces
(26, 7, D:4)
  10 gold pieces
(26, 17, D:4)
  14 gold pieces