How much any given woman among this chosen few knows about the secret histories depends very much on their willingness to delve into the archives. Siuan Sanche knows a great deal more than most who have had this opportunity, probably as a way to defend herself from being the youngest Amyrlin in history up until that time. Shevan indicates that all Sitters at least should know something about what they contain. Siuan Sanche also tells Egwene al'Vere that, reading between the lines, you can discern some truths that are not even recorded in the Thirteenth Depository explicitly.