Chicago, Illinois: Ivan Grilec being given a lie detector test at the scene of the Carl murder in Chicago. Around him , Dr. Leonard Keeler of...Detectives Administering Lie Detecting Test to Ivan Grilec
Lie Detector Applied to Kirkland. Here is shown Virgil Kirkland, on trial for the second time for the slaying of Arlene Draves, 19-year-old, Gary,...Virgi L. Kirkland Taking Lie Detector Test
Washington, D.C.: E.A. Wildy , of the Treasury Secret Service, gives a demonstration of Uncle Sam's latest lie detector, using M.R. Allen, secret...Demonstration Of New Lie Detector
Leonarde Keeler, criminologist and lie detector inventor examining pictures of the recently discovered Kronenberg Castle crown jewels, 1946.Leonarde Keeler, Criminologist and Inventor, 1946
Boulder, Colorado: Joseph Walker, left, of Eldorado Springs, Colo., being prepared for lie detector test by Dr. Leonarde Keeler of Chicago as clues...Doctor Preparing Murder Suspect for Lie Detector Test
Boulder, Colorado: Dr. Leonard Keeler, of Chicago, lie detector designer and authority and Dr. Lemoyne Snyder are shown examining results of tests....Doctors Reviewing Lie Detector Test Results
Leonard Keeler , Who Developped The Lie Detector, Testing His Device On Marjorie Creighton In Presence Of Auguste Wollmer During A Trial Chicago In...Leonard Keeler In Chicago In 1932
New Lie Detector Tested Police technician Vern John serves as a willing subject while Mel Walbridge, also a technician, tries out Denver's new Keeler...Denver Post Archives
Leonarde Keeler, world-famous technician and inventor of the Polygraph or lie detector, shakes hands with Dr. LeMoyne Snyder as Erle Stanley Gardner...Denver Post Archives
New Lie Detector Tested Police technician Vern John serves as a willing subject while Mel Walbridge, also a technician, tries out Denver's new Keeler...Denver Post Archives
Radio program The Adventurer's Club. Retired Chicago police officer and criminologist Lt. Leonarde Keeler , promotes the effectiveness of the...The Adventurer's Club
Radio program The Adventurer's Club. Retired Chicago police officer and criminologist Lt. Leonarde Keeler, promotes the effectiveness of the...The Adventurer's Club
Radio program The Adventurer's Club. Retired Chicago police officer and criminologist Lt. Leonarde Keeler, promotes the effectiveness of the...The Adventurer's Club
Leonarde Keeler, world-famous technician and inventor of the Polygraph or lie detector, shakes hands with Dr. LeMoyne Snyder as Erle Stanley Gardner...NOV 22 1948; Leonarde Keeler, world-famous technician and inventor of the Polygraph or lie detector,
New Lie Detector Tested; Police technician Vern John serves as a willing subject while Mel Walbridge, also a technician, tries out Denver's new...MAR 30 1961; New Lie Detector Tested; Police technician Vern John serves as a willing subject while
New Lie Detector Tested; Police technician Vern John serves as a willing subject while Mel Walbridge, also a technician, tries out Denver's new...MAR 30 1961; New Lie Detector Tested; Police technician Vern John serves as a willing subject while