Efficiency

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 scale mail
(2, -7, D:5)
  12 gold pieces
(28, -13, D:5)
  a +6 ring of intelligence
(36, -19, D:5)
  a scroll of identify
(39, -6, D:5)
  14 gold pieces
(40, -10, D:5)
  a ring of willpower

Level 6 of the Dungeon
(0, 0, D:6)
  13 gold pieces
(9, -2, D:6)
  a potion of might