Bonjo

Level 1 of the Dungeon
(0, 0, D:1)
  a rat corpse
(1, 6, D:1)
  a Necronomicon
(2, 7, D:1)
  a +0 leather armour
(9, 6, D:1)
  a +2 dagger of speed

Level 3 of the Dungeon
(0, 0, D:3)
  a potion of resistance

Level 4 of the Dungeon
(0, 0, D:4)
  4 poisoned darts
(4, -7, D:4)
  a ball python corpse
(24, -35, D:4)
  an adder corpse