chapter 1 Surveillance Technologies Introduction & Overview -- chapter 2 Acoustic Surveillance: Audio -- chapter 3 Acoustic Surveillance: Infra/Ultrasound -- chapter 4 Acoustic Surveillance: Sonar -- chapter 5 Electromagnetic Surveillance: Radio -- chapter 6 Electromagnetic Surveillance: Radar -- chapter 7 Electromagnetic Surveillance: Infrared -- chapter 8 Electromagnetic Surveillance: Visual -- chapter 9 Electromagnetic Surveillance: Aerial -- chapter 10 Electromagnetic Surveillance: Ultraviolet -- chapter 11 Electromagnetic Surveillance: X-Rays -- chapter 12 Biochemical Surveillance: Chemical and Biological -- chapter 13 Biochemical Surveillance: Biometrics -- chapter 14 Biochemical Surveillance: Animals -- chapter 15 Biochemical Surveillance: Genetics -- chapter 16 Miscellaneous Surveillance: Magnetic -- chapter 17 Miscellaneous Surveillance: Cryptologic -- chapter 18 Miscellaneous Surveillance: Computers.