Robert Cowley
Robert Cowley's most popular book is What if? with 16 saves and an average rating of 3.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
3 primary booksAuthored 0% of series
What If
What If is a 3-book series with 3 released primary works first released in 25 with contributions by John Keegan, Stephen E. Ambrose, and Sarah Sprinz.
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