Gridlocked

Level 1 of the Dungeon
(1, 8, D:1)
  a +0 leather armour
(4, 7, D:1)
  15 stones
(5, -13, D:1)
  a +0 leather armour
(10, 8, D:1)
  a meat ration
(11, -11, D:1)
  a +0 short sword
(16, -1, D:1)
  23 stones
(21, 15, D:1)
  a +0 dagger
(24, -15, D:1)
  a +0 robe
(25, -5, D:1)
  a meat ration
(26, 7, D:1)
  17 arrows
(30, 29, D:1)
  a +0 leather armour
(37, 24, D:1)
  a potion of might
(38, -3, D:1)
  a potion of curing
(42, -15, D:1)
  a +0 robe
(44, -4, D:1)
  a +0 dagger
(45, -5, D:1)
  a cursed -2 club
(45, 14, D:1)
  a bread ration

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 dagger
  a kobold corpse (skeletalised by now)
(2, 0, D:2)
  a stone
(3, -8, D:2)
  a rat corpse
(3, 9, D:2)
  a +0 club
  a goblin corpse (skeletalised by now)
(3, 21, D:2)
  23 stones
(5, -1, D:2)
  a stone
(5, 0, D:2)
  2 stones
(11, -5, D:2)
  a bread ration
(23, -3, D:2)
  a bread ration
(28, 25, D:2)
  a bread ration
(31, 4, D:2)
  a +1 dagger of venom
(31, 13, D:2)
  a rat corpse
(37, 27, D:2)
  a +0 short sword
(38, 32, D:2)
  17 arrows
(45, 5, D:2)
  a stone
(46, 6, D:2)
  a stone
(47, 5, D:2)
  a stone
(64, -1, D:2)
  31 bolts

Level 3 of the Dungeon
(0, 0, D:3)
  a scroll of random uselessness
(1, -4, D:3)
  6 gold pieces
(1, 0, D:3)
  a royal jelly
(4, -2, D:3)
  a scroll of identify
(5, -7, D:3)
  a goblin corpse
(7, -8, D:3)
  a +0 spear
  11 gold pieces
(9, -9, D:3)
  a +0 whip (still there?)
  a frilled lizard corpse (still there?)
(14, 0, D:3)
  a +0 falchion
  a rat corpse
  an orc corpse
  a bat corpse
(15, -11, D:3)
  13 stones
(15, 3, D:3)
  a goblin corpse