Merchanter's Luck is by the author who has written more than how many books?
Merchanter's Luck: Merchanter's Luck is a science fiction novel by American writer C. J. Cherryh. C. J. Cherryh:  She has written more than 60 books since the mid-1970s, including the Hugo Award-winning novels "Downbelow Station" (1981) and "Cyteen" (1988), both set in her Alliance-Union universe.
60