The Polygraph Museum
Links
Home
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The Beginnings of Polygraphy
William Marston
John Larson's Breadboard Polygraph
Leonarde Keeler and his Instruments
Stoelting Instruments
Lafayette Instruments
Unique Instruments
Galvanometers
CVSA and other Toys
Links
Bibliography
Other interesting web sites relating to polygraph science and instruments.......
Decker Instruments
The Spy and Private-Eye Museum
Ball & Gillespie Polygraph
