The question I am asked most frequently is what books I recommend for further reading on the topics I write about. There are a trove of fascinating true tales of espionage out there, and I want to share with you seven more books that are sure to hold your interest and take you down new paths.

During WWII, British technicians and engineers developed an incredible variety of weapons and gadgets at Station IX located on the grounds of the Frythe Estate near Welwyn, England. Here are five of the unique weapons they developed for use behind enemy lines.

Among intelligence agencies and clandestine organizations, the High Standard Model HD Military Silencer (MS) is the standard for suppressed pistols by which all others are judged. First adopted in 1944, the pistol remained in the inventory of the CIA as late as the 1990s and possibly beyond.

In May 2013, the Central Intelligence Agency suffered one of its most embarrassing fiascoes in recent memory. Not embarrassing in the sense that illegal or immoral activities were brought to light before a Congressional committee. Rather, embarrassing in the sense that one of their case officers looked like a complete fool on the international stage.

Why did you find your way here? Because you are fascinated by the world of espionage. It’s been romanticized in film and literature for decades, most notably by the James Bond films. Wearing a tuxedo, loaded down with gadgets, driving a fast car with a beautiful girl in the passenger seat. You’ve seen it a dozen times.