Descartes

Level 1 of the Dungeon
(0, 0, D:1)
  a bat corpse
(0, 10, D:1)
  a +0 whip
(1, -4, D:1)
  a scroll of magic mapping
(1, -2, D:1)
  a giant cockroach corpse
(2, 2, D:1)
  a rat corpse