EVB2942380: Pictogram message for future ages. In 2007 for the International Atomic Energy Agency designed it to warn future generations to avoid nuclear waste storage sites for 10,000 years / Bridgeman Images

EVB2942391: Room size computer at NASA's Ames Research Center. Feb. 16, 1990 / Bridgeman Images

EVB2942400: First image taken from the surface of Mars by the Viking 1 lander on July 20, 1976 / Bridgeman Images

EVB2942425: North American, the Caribbean, and northern South American photographed from space. June 1, 2010 / Bridgeman Images

EVB2941996: Karl Barth (1886-1968), Swiss Reformed theologian. From 1921 until 1935, Barth was professor of theology in Germany, but lost his position because he refused to pledge his loyalty to Hitler. He is considered one of the most important conservative theologians of the 20th century. 1962 photo / Bridgeman Images

EVB2942001: Dr. Frances O. Kelsey, a Food & Drug Administration pharmacologist who refused to authorize thalidomide US distribution. Photo shows her during Senate testimony about corporate pressure to approve the drug in spite of her concerns about the drug's safety. Aug. 1, 1962 / Bridgeman Images

EVB2942005: Walter Jenkins, Senator Lyndon Johnson's invaluable aid in 1963. Jenkins' career ended abruptly, after he was arrested for disorderly conduct with another man in a public restroom in Washington, D. C / Bridgeman Images

EVB2942017: May Day in Beijing. People parade past a band with a massive drum. Tiananmen Square, Beijing, China. May 1, 1963 / Bridgeman Images

EVB2942023: Disabled Italians protesting insufficient government funding for rehabilitation and jobs. Rome, Italy, 1961 / Bridgeman Images

EVB2942031: Recruits receiving their physical for the Bay of Pigs invasion, 1961 (b/w photo), Unknown photographer, (20th century) / Bridgeman Images

EVB2942036: Vietnam War era Selective Service lottery. Congressman Alexander Pirnie pulls lottery capsules. At left is Selective Service Director Lt. General Lewis Blaine Hershey / Bridgeman Images

EVB2942044: Richard 'Pancho' Gonzales restringing a tennis racket in 1962. Gonzales was the World's No. 1 professional tennis player for eight years in the 1950s and early 1960s / Bridgeman Images

EVB2942047: Congresswoman Bella Abzug at press conference in 1972. Nov. 30, 1971 / Bridgeman Images

EVB2942048: Feminist author Betty Friedan speaking at Congress on Sexism. The author of the 'Feminine Mystic' advocated a woman's revolution to gain executive positions in industry. St. Paul, Minnesota, Aug.17, 1970 / Bridgeman Images

EVB2942055: President Kennedy talking with Arkansas Senator William Fulbright during a reception at the Capitol. 1962 / Bridgeman Images

EVB2942059: Former President Truman plays the White House piano in the East Room as master pianist Eugene List awaits his turn. In the audience front row are Bess Truman, President Kennedy, Mrs. Kennedy, and Vice President Johnson. Nov. 1, 1961 / Bridgeman Images

EVB2942067: Mohammad Reza Shah Pahlavi, meeting with President Kennedy and Robert McNamara. April 13, 1962 / Bridgeman Images

EVB2942079: President Kennedy with his children and many nieces and nephews at Hyannisport, Aug. 3, 1963 / Bridgeman Images

EVB2942087: Jacqueline Kennedy seated on the ground at the Apple Barrel pony rally in Halfway, Virginia. Caroline Kennedy, then 5 years old, won 'Best in Class' for riding on her pony, Macaroni. July 27, 1962 / Bridgeman Images

EVB2942093: Escorted by President Kennedy, Jacqueline Kennedy departs for trip to India and Pakistan wearing an Oleg Cassini leopard skin coat. She touched off a fashion demand that is estimated to have cost over 250,000 leopards death, nearly wiping out the species. Mar. 8, 1962 / Bridgeman Images

EVB2942094: Jacqueline Kennedy leans over to talk with President Kennedy at the America's Cup Dinner. The dinner was held in the magnificent 'Breakers' mansion in Newport, Rhode Island. Sept. 14, 1962 / Bridgeman Images

EVB2942105: President Kennedy stands beside his bundled up Press Secretary, Pierre Salinger. They are watching the America's Cup Race from the Deck of the USS Joseph P. Kennedy, Jr. off Newport, Rhode Island, on Sept. 15, 1962 / Bridgeman Images

EVB2942122: Moon launch. Vice President Spiro Agnew and former President Lyndon B. Johnson view the liftoff of Apollo 11 at Kennedy Space Center. July 16, 1969 / Bridgeman Images

EVB2942123: Moon launch. The liftoff of Apollo 11 on a Saturn V missile starts the Moon mission of astronauts Neil Armstrong, Michael Collins and Edwin Aldrin. July 16, 1969 / Bridgeman Images

EVB2942137: Apollo 11 Earth rise over the Moon. Earth on the horizon in the Mare Smythii Region of the Moon. Image 14 of a NASA sequence of 18. July 20, 1969 / Bridgeman Images

EVB2942139: Apollo 11 Earth view from space. Mexico, and the southwest United States. July 23, 1969 / Bridgeman Images

EVB2942159: Construction work on International Space Station. Astronaut Lee Morin, totes a large, but weightless, metal piece just removed from the space station exterior. No longer needed, it will be attached to the station exterior for long term storage. April 13, 2002 / Bridgeman Images

EVB2942160: Construction work on International Space Station. Astronaut Lee Morin totes a large, but weightless, metal piece just removed from the space station exterior. No longer needed, it will be attached to the station exterior for long term storage. April 13, 2002 / Bridgeman Images

EVB2942161: International Space Station in 2002. View of the expanding structure with added modules, solar panels, robotic cranes and a docked Soyuz space craft. April 17, 2002 / Bridgeman Images

EVB2942165: Working out in space. Cosmonaut Yuri Malenchenko exercising on the International Space Station. During this mission, he spent 6 months in space and married the earthbound Ekaterina Dmitrieva, on 10 August 2003 / Bridgeman Images

EVB2942791: Third Liberty Loan Campaign during World War I. Members of the 'Liberty Loan Choir' singing on the steps of City Hall, New York City. At the right is Bishop William Wilkinson, who led the choir. April 1918, Unknown photographer, (20th century) / Bridgeman Images

EVB2942799: A man, identified as 'the human squirrel', climbing at a dizzy height above Times Square to promote War Relief Fund contributions. World War I. c. 1918, Unknown photographer, (20th century) / Bridgeman Images

EVB2942802: Still from Goldwyn's all-star Liberty Loan picture, 'Stake Uncle Sam to Play Your Hand.' Mae Marsh, plays a Belgian girl, and A.C. Gibbons is a German soldier. World War I. 1918, Unknown photographer, (20th century) / Bridgeman Images

EVB2942816: World War 1. The citadel of Brest-Litovsk in flames after the town was captured by the Germans in late August/early Sept. 1915. Russian forces left the city in August-September 1915, during the 'Great Retreat' of armies commanded by Grand Duke Nicholas, Unknown photographer, (20th century) / Bridgeman Images

EVB2942828: World War 1. German infantry passing through the town of Neu Sandoc, in pursuit of the retreating Russian armies of Grand Duke Nicholas. Note that a civilian wearing Jewish clothing greets a German soldier. Jews suffered oppression under Russian rule and often welcomed German invaders. 1915, Unknown photographer, (20th century) / Bridgeman Images

EVB2942832: The New Armies - More Men are Needed at once - Complete the second half-million, October 1914 (posters) / Bridgeman Images