John O'Brien
John O'Brien's most popular book is Who Was Harry Houdini? with 3 saves and an average rating of -.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
95 released booksAuthored 0% of series
Who Was . . . ? Series
Who Was . . . ? Series is a 95-book series with 95 released primary works first released in 2002 with contributions by Stephanie Spinner, Who H.Q., and Jess Brallier.
