 There are some with names very similar to real names, like Flight Commander "MacAndrews (Mac)" who is based upon Canadian ace Donald MacLaren (48 enemy aircraft and six balloons shot down), who served in 46 Squadron at the time.Curiously, the Sphere Books 1969 edition of the book and the subsequent Mayflower Books 1972 edition have an illustration of SE5as dogfighting with Fokker D.VIIs on the cover when the only aircraft the main characters fly is the Sopwith Camel.