Efficiency

Level 1 of the Dungeon
(0, 0, D:1)
  a gold piece
(2, -5, D:1)
  a stone
(4, -21, D:1)
  a +0 robe
(4, -7, D:1)
  a ball python corpse
(5, -1, D:1)
  19 arrows
(9, -12, D:1)
  a +0 short sword
  a kobold corpse
(19, -5, D:1)
  a kobold corpse
(19, 0, D:1)
  a +0 club
(20, -10, D:1)
  a +0 ring mail
(20, -6, D:1)
  a bat corpse
(21, -1, D:1)
  17 stones
(29, -5, D:1)
  a +0 club
(34, -4, D:1)
  a bat corpse
(42, -15, D:1)
  a +0 scale mail

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 hand axe (still there?)
  a +0 scale mail (still there?)
  a +0 club (still there?)
  a goblin corpse (still there?)
  a hobgoblin corpse (still there?)