

Milton Firebrass, once Mark Twain's enemy and now his greatest ally, plans to build a giant airship that can fly to the North Pole of Riverworld. Once there, he hopes to learn the secret of the mysterious tower that dominates the landscape and find the answer to his most urgent...








Milton Firebrass, once Mark Twain's enemy and now his greatest ally, plans to build a giant airship that can fly to the North Pole of Riverworld. Once there, he hopes to learn the secret of the mysterious tower that dominates the landscape and find the answer to his most urgent...





![Fleuve de l'eternite t3 le noir dessein (Le) [French] 2277220744 Book Cover](https://m.media-amazon.com/images/I/318dSnEkpfL._SL500_.jpg)

![Das dunkle Muster [German] 3453306139 Book Cover](https://m.media-amazon.com/images/I/513V7uej7XL._SL500_.jpg)