
Phillips Payson O'Brien's most popular book is The Second Most Powerful Man in the World: The Life of Admiral William D. Leahy, Roosevelt's Chief of Staff with 3 saves and an average rating of 4.
Series
10 released booksAuthored 10% of series
Cambridge Military Histories is a 10-book series with 9 released primary works first released in 2007 with contributions by Michael V. Leggiere, George C. Peden, and Mustafa Aksakal.