20Natural

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 leather armour
(1, -1, D:1)
  a +0 club
(5, 5, D:1)
  a +0 club
(7, 3, D:1)
  a +0 ring mail
(11, 1, D:1)
  a +0 ring mail
(16, 7, D:1)
  a +0 scale mail
(24, -14, D:1)
  a +2 dagger of draining
  2 stones
(26, -13, D:1)
  a +0 club
(27, -16, D:1)
  a +0 sling
(34, -18, D:1)
  a +0 dagger
  a +0 dagger
(34, 1, D:1)
  a +0 ring mail
(36, -16, D:1)
  a +0 plate armour
(38, 8, D:1)
  5 poisoned darts
(41, 13, D:1)
  a +0 short sword

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 ring mail
(5, 3, D:2)
  9 stones
  a +0 short sword
(9, 2, D:2)
  a +0 short sword
  5 stones
(10, -2, D:2)
  a +0 club
(25, 8, D:2)
  a +0 club
(28, -3, D:2)
  a +1 dagger of venom
(36, -37, D:2)
  a +0 dagger

Level 3 of the Dungeon

a sewer
(0, 0, Sewer)
  a +0 short sword
  a kobold corpse
(1, 5, Sewer)
  a +0 dagger
  4 poisoned darts
  a kobold corpse
(2, 5, Sewer)
  an adder corpse
(2, 17, Sewer)
  a +0 short sword
  a curare-tipped dart
(16, 27, Sewer)
  a ball python corpse
(17, -10, Sewer)
  a rat corpse
(25, -10, Sewer)
  a +0 whip
  a kobold corpse (skeletalised by now)
(37, 1, Sewer)
  a river rat corpse (skeletalised by now)
(39, 5, Sewer)
  a +0 dagger
  2 poisoned darts
  a kobold corpse (skeletalised by now)