"1914 - 1918" . . . . . . . . . "German Spies at Bay: being an actual record of the German espionage in Great Britain during the years 1914-1918 ... With illustrations"@en . . "German spies at bay being an actual record of the German espionage in Great Britain during the years 1914-1918"@en . . "German spies at Bay" . . . "German spies at bay, being an actual record of the German espionage in Great Britain during the years 1914-1918" . "German spies at bay, being an actual record of the German espionage in Great Britain during the years 1914-1918"@en . . "German spies at bay : being an actual record of the German espionage in Great Britain during the years 1914-1918, compiled from official sources" . "German spies at bay : being an actual record of the German espionage in Great Britain during the years 1914-1918, compiled from official sources"@en . "German spies at bay : being an actual record of the german espionage in Great Britain during the years 1914-1918" . . . . "German Spies at bay : being an actual record of the German espionage in Great Britain during the years 1914-1918, comp. from official sources" . "German spies at bay"@en . "German spies at Bay : being an actual record of the German espionage in Great Britain during the years 1914-1918 : compiled from official sources" . . . . . . . . . . .