IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  7 stones
(5, 1, D:1)
  5 stones
(10, -17, D:1)
  a +0 club
(11, -20, D:1)
  a rat corpse
  a rat corpse
  a ball python corpse
(11, -18, D:1)
  a rat corpse
(12, -24, D:1)
  a +0 ring mail
(13, -20, D:1)
  a scroll of noise