Gridlocked

Level 1 of the Dungeon
(12, 8, D:1)
  5 needles of confusion
(25, -2, D:1)
  13 poisoned needles
(29, 18, D:1)
  a +0 club
(31, 18, D:1)
  a +3 dagger
(36, 23, D:1)
  a +0 leather armour
(40, -3, D:1)
  a +0 hunting sling
(41, -21, D:1)
  a stone
(41, 4, D:1)
  a +0 ring mail
(43, -21, D:1)
  a stone
(46, -21, D:1)
  a stone
(46, 10, D:1)
  a +0 club
(47, 15, D:1)
  8 poisoned needles
(49, 21, D:1)
  a +0 whip
(49, 23, D:1)
  a +0 club
(49, 26, D:1)
  13 arrows
(50, 31, D:1)
  a cursed -2 club

Level 2 of the Dungeon
(0, 0, D:2)
  12 arrows
(4, -11, D:2)
  a +0 hunting sling
(5, -1, D:2)
  6 tomahawks
(7, 8, D:2)
  a +0 whip
  a kobold corpse (skeletalised by now)
(8, -9, D:2)
  22 stones
(13, -7, D:2)
  a cursed -2 club
(27, -14, D:2)
  a bat skeleton
(36, -7, D:2)
  a cursed -2 club
(38, 41, D:2)
  a +0 short sword
(39, 27, D:2)
  a +0 club
(46, -8, D:2)
  a +0 club
(52, 2, D:2)
  a +0 club
(52, 4, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a scroll of magic mapping
(0, 1, D:3)
  10 gold pieces
(14, 11, D:3)
  a rat corpse
(16, 13, D:3)
  a +0 dagger
  a +0 robe
(19, 15, D:3)
  a +0 dagger
  (unseen)