Issued Under the Auspices of the Ministry of Information. Four volumes, published in 1918 (Volume 1, 1914-1915) and the rest (1916-1917, 1918-1919, Atlas) in 1919. The Atlas comprises 19 maps, some double page. Condition: The three text volumes vary from good to fair in condition, while the Atlas volume is a clean, smart copy. Details as follows: Volume 1: Boards faded and soiled. Endpapers foxed, and some signs of water staining to the bottom margin of the last few pages. Volume 2: boards faded, rubbed, bumped and soiled. Foxing and dust soiling to fore edges. Volume 3: boards faded, rubbed and soiled, insect damage to front free endpaper, front paste down damaged and pulled away some places, evidence of water damage across the front endpapers and with a stain across the bottom of the text block. Volume 4 (Atlas): boards faded with a little bumping, but overall sound and clean. Internally sound and clean, with the maps in excellent condition.