James Madison, Jr. (March 16, 1751 – June 28, 1836) is considered one of
the Founding Fathers of the United States. He was the principal author of the
U.S. Constitution, and is often called the "Father of the Constitution". He was 
the first president to have served in the U.S. Congress.

     
       Andrew “Old Hickory” Jackson … March 15, 1767 – June 8, 1845  

                          
                           The Andrew Jackson Presidential Dollar

William Henry Harrison  was the ninth President of the United States and
the first president to die in office. The oldest president elected until Ronald
Reagan in 1980, Harrison died on his 32nd day in office of complications
from pneumonia-the shortest tenure in U.S.presidential history. 

Andrew Johnson was the 17th President of the United States,
following the assassination of President Abraham Lincoln. He
was in office from 1865 until 1869. Johnson was the first  U.S.
President to be impeached. Most political historians rated him
as being among the worst of this countries presidents.

An artists illustration of Johnson’s impeachment trial in the United
States Senate.

Harry S. Truman was in office from April 12, 1945 to
January 20, 1953. He died in Kansas City, MO. at the
age of 88.