In February 2009, America celebrates the bicentennial of the birth of Abraham Lincoln, and the pace of new Lincoln books and articles has already quickened. From his cabinet's politics to his own stru
On May 10, 1876, Ulysses S. Grant pulled a lever to start the mighty 1,400-horsepower Corliss Steam Engine, powering acres of machinery for the nation’s Centennial Exhibition in Philadelphia. G
