Polygraph (duplicating device) Polygraph (duplicating device) A Polygraph is a device that produces a copy of a piece of writing simultaneously with the creation of the original, using pens and ink. Patented by John Isaac Hawkins on May 17, 1803, it was most famously used by the third U.S. president, Thomas Jefferson, who acquired his first polygraph in 1804 and later suggested improvements to Charles Willson Peale, owner of the American rights. Because Jefferson was a prolific letter writer, the preservation of his copies have offered historians extensive insights into Jefferson's viewpoints and actions. Jefferson called the polygraph "the finest invention of the
What More Can I Give and the International Child Art Foundation. The charities support arts programs to eliminate racism, increase education and connect children throughout the world, respectively. The download project had been set up by Jackson with the American media company Clear Channel Communications.<ref name="Michael Jackson's Troubled 9/11 Single Now A Charity Download"></ref> Footnotes Bibliography What More Can I Give "What More Can I Give" (also "Todo Para Ti" in Spanish) is a song written by American singer Michael Jackson and recorded in 2001 by Jackson and a supergroup of singers following the September 11 attacks. The inspiration for the song had initially come