behind

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
  a rat corpse (skeletalised by now)
(16, -21, D:1)
  a +0 hand axe
(17, 2, D:1)
  a bat skeleton
(18, 10, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(25, -16, D:1)
  a ring of protection from fire
(25, -8, D:1)
  a +0 leather armour
(30, -29, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(38, 7, D:1)
  a +0 club
(38, 15, D:1)
  a +2 mace of holy wrath
(39, -28, D:1)
  a rat corpse (skeletalised by now)
(41, 4, D:1)
  a +0 mace
(41, 10, D:1)
  a +0 dagger
(43, -27, D:1)
  a +0 club
(46, -15, D:1)
  a quokka corpse (skeletalised by now)
(53, -23, D:1)
  a +0 whip

Level 2 of the Dungeon
[Shop] Buadigh's Assorted Antiques
  (Shop contents are unknown)
(5, 11, D:2)
  a +0 scale mail
(9, 28, D:2)
  a +0 short sword
  5 stones
  a kobold skeleton
(17, 14, D:2)
  a +0 dagger
(24, 29, D:2)
  a +2 flail of holy wrath
  a +0 flail
(24, 30, D:2)
  a +0 club
(32, 29, D:2)
  a medusa talisman
(33, 30, D:2)
  a +0 buckler
(40, 16, D:2)
  a +0 whip

Level 3 of the Dungeon
(2, -9, D:3)
  a scroll of identify
(3, -3, D:3)
  15 gold pieces
(5, -7, D:3)
  a +0 dagger
  a +0 leather armour
(5, -6, D:3)
  a +0 short sword
(5, -4, D:3)
  a +1 dagger of venom (still there?)
  a +0 robe (still there?)
(8, 14, D:3)
  a +0 falchion
  a +0 ring mail
  an orc corpse
(9, 11, D:3)
  a +0 robe
(13, -3, D:3)
  a +0 dagger
(14, -14, D:3)
  a +0 ring mail
(16, -5, D:3)
  a rat corpse
(17, -2, D:3)
  a hobgoblin corpse
(19, -3, D:3)
  a rat corpse
(20, -7, D:3)
  a +0 club
(26, 4, D:3)
  a +0 dagger
  a goblin corpse
(31, 5, D:3)
  a +0 dagger
  a +0 leather armour
(31, 7, D:3)
  a bat skeleton
(32, 7, D:3)
  a +2 kite shield
(32, 19, D:3)
  a +0 short sword
(36, -10, D:3)
  a ball python corpse (skeletalised by now)
(36, 10, D:3)
  a +2 dagger of venom
(36, 18, D:3)
  a +0 hand axe
  a +0 leather armour
  a +0 trident
  a +0 ring mail
(37, 18, D:3)
  a +0 club
  an orc corpse (skeletalised by now)
(38, 14, D:3)
  a +0 club
  an orc corpse (skeletalised by now)
(38, 16, D:3)
  a +1 hand axe of electrocution
(41, -3, D:3)
  a quokka corpse (skeletalised by now)
(42, -8, D:3)
  a +0 pair of gloves
(48, 22, D:3)
  5 boomerangs