Polygraph (duplicating device) lift of the principal pen grasped by the user from the paper to be transferred to the copying pen. Original polygraphs may be viewed at a number of locations around the world. Some United States locations: The original American patent document for the polygraph, issued to John J. Hawkins on May 17, 1803, was lost in a Patent Office fire in 1836. The "Griffin Discovery Room" at Monticello contains a simplified and durable version, intended for use by children. An image of this version in use may be seen here. Polygraph (duplicating device) A Polygraph is a device that produces
For a Few Dollars More For a Few Dollars More For a Few Dollars More () is a 1965 spaghetti Western film directed by Sergio Leone. It stars Clint Eastwood and Lee Van Cleef as bounty hunters and Gian Maria Volontè as the primary villain. German actor Klaus Kinski plays a supporting role as a secondary villain. The film was an international co-production among Italy, West Germany, and Spain. The film was released in the United States in 1967, and is the second part of what is commonly known as the "Dollars Trilogy", following "A Fistful of Dollars" and preceding "The Good, the Bad and