Most Collection Quests begin by examining any of the members of that collection, which are harvested from special, random ground spawning nodes using the Collecting harvesting skill. Members of this collection can be found as follows:
Harvestable Pages: A fluttering piece of paper named ?.
Collection Members
Page 1
Page 3
Page 4
Page 6
Page 7
Page 8
Page 10
Page 11
See this note about tome collections and page source data.