he laid two blank sheets of parchment on the table and asked drinian to give him an exact account of their voyage up to date : and as drinian spoke , everything he described came out on the parchment in fine clear lines till at last each sheet was a splendid map of the eastern ocean , showing galma , terebinthia , the seven isles , the lone islands , dragon island , burnt island , deathwater , and the land of the duffers itself , all exactly the right sizes and in the right positions .