Sezon 4
Bölümler
1 The Triumph of Louis Braille (May 25, 1847) 11 Eyl 1955 2 The Last Day of an English Queen 18 Eyl 1955 3 The Boston Massacre 2 Eki 1955 4 The Rescue of the American Prisoners from Santo Tomas 9 Eki 1955 5 Moscow Today 16 Eki 1955 6 The Secret Message That Plunged America Into World War I (March 1, 1917) 23 Eki 1955 7 Grant and Lee at Appomattox 30 Eki 1955 8 The Gunfight at the O.K. Corral 6 Kas 1955 9 The Hoax of Cardiff Giant (February 2, 1870) 13 Kas 1955 10 Bannister Wins the Mile Run 20 Kas 1955 11 Eli Whitney Invents the Cotton Gin 27 Kas 1955 12 Spindletop: The First Great Texas Oil Strike 4 Ara 1955 13 The Chicago Fire 11 Ara 1955 14 Pierre and Marie Curie Discover Radium 18 Ara 1955 15 Washington Crosses the Delaware (December 25, 1776) 25 Ara 1955 16 Benedict Arnold's Plot Against West Point 1 Oca 1956 17 The Heroism of Clara Barton 8 Oca 1956 18 V-J Day 15 Oca 1956 19 Dr. Pinel Unchains the Insane 12 Şub 1956 20 The Great Comstock Silver Strike (October 29, 1873) 26 Şub 1956 21 When Stanley Finds Livingstone 11 Mar 1956 22 Berlin Airlift 25 Mar 1956 23 The Lost Battalion of World War I 1 Nis 1956 24 The Recovery of the Mona Lisa 8 Nis 1956 25 WIlliam Jennings Bryan's Presidential Nomination 15 Nis 1956 26 The Return of Halley's Comet 29 Nis 1956 27 Benjamin Franklin's Kite Experiment 13 May 1956 28 The Doolittle Raiders Take Off for Tokyo 20 May 1956 29 The Vote That Defeated Andrew Jackson for President 27 May 1956 30 Cyprus Today 1 Haz 1956 31 Does Not exist 32 Does not exist