Karl Olsberg
Karl Olsberg has written at least 10 books. Their most popular book is Boy in a White Room with 5 saves with an average rating of 3⭐.
They are best known for writing in the genres Science fiction, Young Adult, and Fantasy.
Karl Olsberg has written at least 10 books. Their most popular book is Boy in a White Room with 5 saves with an average rating of 3⭐.
They are best known for writing in the genres Science fiction, Young Adult, and Fantasy.
