According to the publisher's website, the first two volumes are due on 31 May 2013.
Volume I: The Road to War 1904-1914, 488 pages, ISBN: 9781848321625.
Volume II: To the Eve of Jutland 1914-1916, 496 pages, ISBN: 9781848321632.
The five volumes were subtitled The Royal Navy in the Fisher Era, 1904�1919 and they are still, despite recent major contributions from Robert Massie and Andrew Gordon, regarded by many as the definitive history of naval events leading up to and including the Great War.