How America went to war : an account from official sources of the nation's war activities 1917-1920 : The road to France : the transportation … Canada in Flanders / by Max Aitken ; with a pref. by the Rt.Hon.A.Bonar Law ; and an introd. by the Rt.Hon.Sir Robert Borden 20th century war: the american experience / Robert H. Berlin Private papers of Douglas Haig, 1914-1919 : being selections from the private diary and correspondence of Field-Marshal the earl Haig of Bemersyde ... etc. / … grote luchtgevechten / Robert Jackson ; [vert. uit het Engels door T. Wesselink ; woord vooraf door Alan Clark] Ideas, concepts, doctrine : volume I : basic thinking in the United States Air Force 1907-1960 / Robert Frank Futrell
