The latest DATAFILE completes our coverage of all the operational wartime deHavillands with Colin Owers' detailed study on the DH1 two-seat pusher that served as a trainer in the UK, and also in the Middle East's Front -line.70 rare photos are included ,along with six pages of 1:72 and 1:48 scale drawings by Martin Digmayer showing both versions, a 1916 erecting diagram, colours and markings notes,plus detailed appendices and tabular data.Juanita Franzi contributes three top-notch colour profiles and Jerry Boucher ,the evocative cover painting, rounding off this unique addition to the DATAFILE series