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    Criminal Justice
  3. Study Set
    Criminal Investigation Study Set 1
  4. Exam
    Exam 1: The Evolution of Criminal Investigation and Forensic Science
  5. Question
    ________ Helped Produce the First Workable Polygraph in 1921 and Established
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________ Helped Produce the First Workable Polygraph in 1921 and Established

Question 53

Question 53

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________ helped produce the first workable polygraph in 1921 and established America's first full forensic laboratory in Los Angeles in 1923.

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