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Books by Sawicki, Donald S

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Police Radar Operator Error: Microwave and Laser Radar Protocols and Results of Improper Use
🇨🇦 Canada
Police Radar Operator Error: Microwave and Laser Radar Prot…
By: Sawicki, Donald S
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Police Traffic SPEED RADAR Handbook: A Comprehensive Guide to Speed Measuring Systems. Includes Microwave and Laser Radar.
🇺🇸 United States
Police Traffic SPEED RADAR Handbook: A Comprehensive Guide …
By: Sawicki, Donald S
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