Undo

Level 1 of the Dungeon
(2, -45, D:1)
  a +0 leather armour
(4, -41, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(5, -41, D:1)
  a +0 whip
  3 stones
  a kobold corpse (skeletalised by now)
(7, -41, D:1)
  a +0 dagger
(8, -41, D:1)
  a kobold corpse (skeletalised by now)
  a bat corpse (skeletalised by now)
(12, -44, D:1)
  a parchment of Passage of Golubria
(12, -15, D:1)
  a hobgoblin corpse (skeletalised by now)
(13, -48, D:1)
  a +0 mace
(13, -34, D:1)
  a +0 short sword
(20, -20, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(26, -52, D:1)
  a +0 dagger
  5 stones
(26, -33, D:1)
  a +0 leather armour
(29, -44, D:1)
  a +0 club
  a stone
(31, -44, D:1)
  a +0 dagger
(33, -7, D:1)
  a quokka skeleton
(34, -43, D:1)
  a hobgoblin skeleton
(34, -6, D:1)
  a bat skeleton
(35, -42, D:1)
  a frilled lizard skeleton
(37, -7, D:1)
  a +0 robe
(37, 3, D:1)
  a frilled lizard skeleton
(38, -35, D:1)
  a parchment of Dispersal
(43, -18, D:1)
  a +0 dagger
(45, -27, D:1)
  a hobgoblin skeleton
(47, 2, D:1)
  a parchment of Scorch
(56, -38, D:1)
  a +0 club

Level 2 of the Dungeon
(0, 0, D:2)
  a frilled lizard corpse (skeletalised by now)
(0, 12, D:2)
  a +0 whip
(3, -3, D:2)
  a hobgoblin corpse (skeletalised by now)
(7, 3, D:2)
  a +0 ring mail
(8, 29, D:2)
  a +0 sling
(20, 28, D:2)
  a +0 dagger
(49, 27, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 club
  a goblin corpse
(2, 0, D:3)
  a +0 dagger
  a +0 sling
  a +0 dagger
  a +0 club
  a goblin corpse
(3, -1, D:3)
  a +0 whip (still there?)
  a +0 animal skin (still there?)
  a +1 helmet (still there?)
  a +0 sling (still there?)
  a +0 dagger (still there?)
(5, -8, D:3)
  a +0 leather armour
(14, 10, D:3)
  a +0 club
(16, 9, D:3)
  a +0 whip
(17, 1, D:3)
  an adder corpse