Efficiency

Level 4 of the Dungeon
[Shop] Bagom's General Store
  a scroll of enchant armour (90 gold)
  a scroll of teleportation (36 gold)
  a +0 ring mail (48 gold)
  a scroll of vulnerability (90 gold)
  a +0 robe (8 gold)
  2 boomerangs (12 gold)
  a scroll of identify (24 gold)
(0, 0, D:4)
  7 gold pieces
(8, -12, D:4)
  4 gold pieces
(11, 1, D:4)
  a +0 ring mail

Level 5 of the Dungeon
(43, 7, D:5)
  9 gold pieces

the Ecumenical Temple