Detector Collection

The Normandy Landings - 6th June 1944 - WW2. Note the American soldier in the landing craft holding a metal detector to sweep for landmines. Date: 1944

Miner and canary
Staffordshire coal miner gently holds the last canary to work down a British coal mine. Canaries were used to detect poisonous and dangerous gas in mines Date: 1986

Lie detector 1923
American instrument for the detection of uttered fibs, falsehoods, and other untruths, based on responses of the subjects heart and lungs

The Harley-Scope Mine-Detector by William Heath Robinson
A crackpot invention dreamed up Heath Robinson, allowing a British machine to suspend a stethoscope wearing doctor over the ground, in an attempt to locate the snug dug outs of the German enemy

Psychometric Test
A young woman, wired up to a Psychometer machine, undergoes a psychometric test. Date: early 1930s

Civilians crowding around a gas-detector table, Sept 1939
Four people inspecting a new gas-detector table, set up to indicate a gas attack shortly after the outbreak of war. The table was covered with a paint that changed colour in the presence of mustard

Metal detector, Seaton, Devon
The holidaymakers have gone home for the evening and a man in shorts uses a metal detector on the deserted beach at Seaton, Devon, England Date: 1989

John Hector Cutten, psychical researcher and writer with a special interest in telepathy and clairvoyance. He served as secretary of the Society for Psychical Research

Gas Leak Detector
An old man inspecting a gas leak detector. Date: early 1930s

Ashcrofts patent low water detector for preventing the explosion... Date c1866

Keelers Lie Detector
Leonard Keeler, of North Western University, USA, invents a lie detector based on blood pressure Date: 1937

D-Day - Metal Detectors in use after invasion
American GIs stroll through a captured village close to the Normandy coast following the invasion. Two metal detector operators check the road ahead of the troops for hidden/buried mines or booby

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