Understanding Surveillance Technologies: Spy Devices, Their Origins & Applications

Petersen J.K.

From handheld magnifying glasses to sophisticated magnetic resonance imaging machines, “spy” devices allow us to see beyond the basic senses that nature gave us in ways we wouldn’t have imagined two hundred years ago. Understanding Surveillance Technologies: Spy Devices, Their Origins and Applications lays the groundwork for understanding more advanced technologies such as radar, sonar, video cameras, and genetic profiling.