The Book of Mirrors: Mage Storytellers Handbook
The Book of Mirrors: Mage Storytellers Handbook is a 1998 role-playing game supplement published by White Wolf Publishing for Mage: The Ascension.

Plot summary
The Book of Mirrors is a supplement which serves as a gamemaster's aid.

Reviews
Envoyer #25 (as "Das Buch der Spiegel")
Backstab #4
Casus Belli V1 #107 (Jul-Aug 1997) p. 16
Envoyer #23 (Sep 1998)
Dosdediez V2 #7 (Dec 1998) p. 16
Ringbote (Issue 13 - Jul/Aug 1997)

References

Role-playing game supplements introduced in 1998
Mage: The Ascension