<P> The Prophet of Yonwood is an apocalyptic science fiction novel by Jeanne DuPrau that was published in 2006 . It is the third `` Book of Ember '' of the series , and a sequel to The City of Ember . It is set about fifty years before the Disaster and the establishment of Ember , and approximately three hundred years before the events of The City of Ember , The People of Sparks and The Diamond of Darkhold . </P>
<P> The Prophet of Yonwood is an apocalyptic science fiction novel by Jeanne DuPrau that was published in 2006 . It is the third `` Book of Ember '' of the series , and a sequel to The City of Ember . It is set about fifty years before the Disaster and the establishment of Ember , and approximately three hundred years before the events of The City of Ember , The People of Sparks and The Diamond of Darkhold . </P>
third book in the city of ember series
third book in the city of ember series
The Prophet of Yonwood
The Prophet of Yonwood