. . "1914 - 1918" . . "Weltkrieg (1914-1918)" . . "Kampfflieger." . . . . . . . . . . . . . "Briefsammlung 1917-1918" . . . . "Personal narratives" . . . . . "Erlebnisbericht" . . . . . "Records and correspondence" . . "Letters from a war bird : the World War I correspondence of Elliott White Springs" . "USA." . .