Efficiency

Level 4 of the Dungeon
[Shop] Umuimif's Book Emporium
  (Shop contents are unknown)

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 dagger
(2, -2, D:5)
  14 stones
(7, -6, D:5)
  25 sling bullets

Level 6 of the Dungeon
(0, 0, D:6)
  a hound corpse
(2, -11, D:6)
  a book of Callings
(3, -23, D:6)
  a +0 ring mail
(4, -14, D:6)
  17 stones

Level 7 of the Dungeon
(0, 0, D:7)
  15 gold pieces
(2, -2, D:7)
  18 gold pieces
(6, -4, D:7)
  a wand of iceblast (6)

the Ecumenical Temple