This final volume of the series reproduces all the remaining material from the Perkins albums, covering convoy and minesweeping sloops of the Great War era, interwar escorts, mine warfare vessels, and important naval auxiliaries, like survey ships, depot ships and Admiralty tugs. It even includes the sketches and unfinished material that form an appendix to this mammoth undertaking. This is a publishing event of the utmost importance for every enthusiast and ship modeller, who for the first time will be able to own a copy of a unique and invaluable reference work.