Robert Cowley
Robert Cowley has written at least 15 books. Their most popular book is What if? with 16 saves with 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 Stephen E. Ambrose, John Keegan, and Sarah Sprinz.
#1
#2
#3