Board Thread:Questions and Answers/@comment-79.160.83.19-20130320142150/@comment-5319459-20130320215936

Mystcraft has been overhauled and, as a result, Descriptive Books are made differently.

The page has not yet been updated (I'll try to update it soon). In the meantime check out this vid by direwolf20

http://www.youtube.com/watch?v=sNSkjEvB_f8