Efficiency

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 dagger
(6, 2, D:4)
  6 poisoned darts
(7, -1, D:4)
  a +0 flail

Level 5 of the Dungeon
(0, 0, D:5)
  13 gold pieces
(11, 5, D:5)
  a gold piece
(12, -4, D:5)
  a gold piece
(12, -2, D:5)
  a gold piece
(12, 0, D:5)
  a gold piece
(12, 2, D:5)
  a gold piece
(12, 4, D:5)
  a gold piece
(12, 24, D:5)
  a +0 hand axe
  (unseen)
(13, 5, D:5)
  a gold piece
(13, 26, D:5)
  a +0 club (still there?)
  a cursed +0 chain mail (still there?)
  a +0 dagger (still there?)
  a +0 robe (still there?)
  a +0 dagger (still there?)
  a cursed +0 robe (still there?)
  a +0 dagger (still there?)
  a +0 robe (still there?)
  a +0 giant club (still there?)
(15, 5, D:5)
  an arrow
(15, 6, D:5)
  2 arrows
  a stone
(16, 5, D:5)
  a cursed -2 club (still there?)
  a +0 dagger (still there?)
(16, 6, D:5)
  a +0 short sword
  (unseen)
(16, 7, D:5)
  a +0 short sword
  a +0 dagger
(16, 8, D:5)
  11 arrows (still there?)
  a +0 shortbow (still there?)
(17, 7, D:5)
  a stone
(17, 8, D:5)
  a stone
(21, 2, D:5)
  a book of Misfortune
(21, 4, D:5)
  a stone
(24, 17, D:5)
  a +0 dagger
(27, 1, D:5)
  13 gold pieces

Level 6 of the Dungeon
(0, 0, D:6)
  a +0 dagger
(17, 10, D:6)
  a +0 club
(36, 22, D:6)
  4 gold pieces
(46, -3, D:6)
  a +0 dagger
  a +0 robe
(46, 23, D:6)
  a +0 short sword
  7 boomerangs
  a +0 dagger
  a +0 scale mail
(46, 24, D:6)
  a +0 trident
(46, 25, D:6)
  a +0 dagger
(48, 23, D:6)
  a +0 dagger
(49, -3, D:6)
  a +0 rapier
(52, -12, D:6)
  a +0 leather armour
  a +0 short sword
  a cursed +0 chain mail
(53, -6, D:6)
  a +0 dagger (still there?)
  a +0 robe (still there?)
(57, -2, D:6)
  11 arrows

Level 7 of the Dungeon
(0, 0, D:7)
  a +0 robe
(3, -17, D:7)
  5 sling bullets
(9, -11, D:7)
  a +0 flail (still there?)
  a +0 ring mail (still there?)
(9, -10, D:7)
  a +0 hand axe (still there?)
  a +0 dagger (still there?)
  a +0 robe (still there?)
  an orc corpse (skeletalised by now) (still there?)
(10, -12, D:7)
  a +2 dagger of venom (still there?)
  a +0 scale mail (still there?)
  an orc corpse (skeletalised by now) (still there?)
(10, -10, D:7)
  a +1 falchion of holy wrath
(11, -12, D:7)
  a +0 mace (still there?)
  a +0 chain mail (still there?)
  an orc corpse (skeletalised by now) (still there?)
(11, -11, D:7)
  a +0 whip (still there?)
  a +0 leather armour (still there?)
(11, -10, D:7)
  a +0 dagger (still there?)
  a +0 robe (still there?)
  a +0 short sword (still there?)
  a +0 leather armour (still there?)
(22, -20, D:7)
  6 javelins
(22, -19, D:7)
  13 gold pieces
(29, -19, D:7)
  a book of Changes
(31, -49, D:7)
  20 arrows
(36, -18, D:7)
  a bullfrog corpse
(39, -12, D:7)
  a +0 falchion

Level 8 of the Dungeon
(0, 0, D:8)
  a +0 leather armour (still there?)
  a +0 mace (still there?)
(1, -2, D:8)
  a +0 falchion
  a +0 flail
  a +0 leather armour
  an orc corpse (skeletalised by now)
  an orc corpse (skeletalised by now)
(9, -5, D:8)
  a +0 giant club
(9, -4, D:8)
  a +0 giant club

Level 9 of the Dungeon
(0, 0, D:9)
  a +0 club (still there?)
  a +0 leather armour (still there?)
(2, -1, D:9)
  a +0 flail (still there?)
  an orc corpse (still there?)
(2, 0, D:9)
  a +0 dagger
(3, 0, D:9)
  a scorpion corpse
  a black bear corpse
(3, 1, D:9)
  a worker ant corpse
(9, -2, D:9)
  a bullfrog corpse
(25, 4, D:9)
  3 gold pieces
(33, -6, D:9)
  a potion of curing

Level 11 of the Dungeon
(0, 0, D:11)
  a +0 morningstar
(2, -2, D:11)
  a +0 club (still there?)
  22 arrows (still there?)
(2, -1, D:11)
  2 large rocks (still there?)
  a quokka corpse (still there?)
(2, 1, D:11)
  3 large rocks

Level 12 of the Dungeon
(0, 0, D:12)
  a troll corpse
(0, 1, D:12)
  an adder corpse

the Ecumenical Temple
(6, 6, Temple)
  a bullfrog corpse (skeletalised by now)