The book "At the Sign of the Sword" by using William Le Queux could be very thrilling. This interesting story, which came out in 1897, is ready in a international of political intrigue and spying. The predominant character of the story is espionage agent Alan Arnold, who gets stuck up in a web of foreign plots. Le Queux skillfully weaves a story of political unease and secretive operations as Arnold, despatched via the British government, unearths...