Olga

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 ring mail
(6, 4, D:5)
  12 gold pieces

Level 6 of the Dungeon
(0, 0, D:6)
  a book of Air
(4, 12, D:6)
  12 gold pieces
(9, 10, D:6)
  a scroll of teleportation