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Description
David L. Cowles, superintendent of the bureau of scientific identification for the Cleveland Police Department, discusses how a polygraph works and why the taking of the test is always voluntary.
Publication Date
7-12-1954
Keywords
polygraph, Sam Sheppard, Thomas J. Parrino, David L. Cowles
Recommended Citation
Cleveland Plain Dealer, "54/07/12 Lie Test Aids Police - Out of Court" (1954). All Articles. 301.
https://engagedscholarship.csuohio.edu/newspaper_coverage/301
Item Number
17b
Box Number
540712_8
