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"A View in the Vault" Polyhraph Instruments and Cartoons from bygone days!"
Cartoons courtesy of Ed Goss, A.C.P. Michigan State Police, Ret.

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"Ok, it is simply yes or no... Not I aint sayin' squat"
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" The Classic Lie Response"
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"Ya know the harder ya hit 'em the more truthful they get"
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"Ok Your telling the truth I see...I see... I see...
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" Ah... can I try it again?
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"What do you mean he's not fit to be tested"
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These instruments are from collections of  Richard O. Arther of The National Training Center of Polygraph Science

and Ronald E. Decker of Decker Instruments 

Thank You both.        

copyright  frmacpfp