Spell Tome: Lightning Rune

Found

 * Sold by Calcelmo
 * Sold by Enthir
 * Sold by Falion
 * Sold by Faralda
 * Sold by Farengar Secret-Fire
 * Sold by Madena
 * Sold by Sybille Stentor
 * Sold by Wuunferth the Unliving
 * Sold by Wylandriah

de:Zauberbuch: Blitzrune