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dillon_green23 dillon_green23
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4 years ago
One of August Vollmer's contributions to policing included:

▸ discovering that many offenders had a modus operandi.

▸ creating the first car-to-car radio.

▸ experimenting with the lie detector.

▸ All of the above
Textbook 
Policing America

Policing America


Edition: 6th
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kiyomikakiyomika
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4 years ago
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dillon_green23 Author
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4 years ago
Smart ... Thanks!
momochiime
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Yesterday
Just got PERFECT on my quiz
Shuqin
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2 hours ago
This helped my grade so much Perfect
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