On this day: May 10

Published On: May 09 2013 05:38:22 PM EDT   Updated On: May 10 2013 02:00:00 AM EDT

The First Transcontinental Railroad is completed, "Rock Around the Clock" is released, The Incredible Hulk makes his debut, Wilt Chamberlain plays his last game, and Nelson Mandela is inaugurated, all on this day.