A non-rigid airship that uses heated air instead of a light gas (such as helium) as a lifting medium is called a hot-air airship (sometimes there are battens near the bow, which assist with higher forces there from a mooring attachment or from the greater aerodynamic pressures there).
<br /><br /> With the overlapping between the actions of Ezra and Nehemiah in these books, it is possible that Ezra was a fiction.<br /> &nbsp;Jewish Traditional AnswerAccording to Jewish tradition, as specified in the Talmud Bava Batra 15a, Ezra wrote both the books of Ezra and Nehemiah.
Quick Answer. Joanne (J.K.) Rowling has written and subsequently published the seven books in the Harry Potter series, two novels for adults (one under the pseudonym Robert Galbraith), supplements to the Potter series, and a prequel to the Harry Potter series. Rowling works as a ghost writer, as well.