Efficiency

Level 1 of the Dungeon
[Shop] Mumuk Tikle's General Store
  17 sling bullets (85 gold)
  a potion of heal wounds (50 gold)
  2 potions of mutation (160 gold)
  a +0 club (10 gold)
  a book of Party Tricks (160 gold)
  4 arrows (8 gold)
  a +0 dagger (20 gold)
[Shop] Daepe's Assorted Antiques
  a +0 robe (16 gold)
  a +0 long sword (84 gold)
  a +0 ring mail (96 gold)
  a scroll of enchant armour (180 gold)
  a +0 club (24 gold)
  a scroll of enchant weapon (180 gold)
  a staff of conjuration (600 gold)
  a +0 hand axe (72 gold)
(0, 0, D:1)
  a jackal corpse
(10, -18, D:1)
  a +0 dagger
  a kobold corpse
(15, -11, D:1)
  a book of Callings

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse
(17, -8, D:2)
  a +0 ring mail