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Welcome to SignalAlpha! 
This is the place for history in sight and sound.

You'll find some of the earliest and historically significant audio and video files here.  All of the audio and video recordings throughout this site are available in Windows Media format but many also are in the RealPlayer format. To give you even more choice, the Windows Media Player video files are available in streams suitable for those with either a dial-up or a broadband connection.

Historical Audio and Video has seldom heard recordings including Orson Welleshindenburg_explodes_over_lakehurst_small meeting H.G. Wells and Babe Ruth at Yankee Stadium a little more than a year before his death.  If you are interested in the Hindenburg dirigible, this is the place. Listen to Herb Morrison's broadcast of the Hindenburg crash and watch a short video of the explosion and crash. There are also Public Service Announcements instructing Americans on war-time activities and much, much more. You can even watch one of Dwight Eisenhower's presidential television commercials.  Check it out!

Old Time Radio includes information and sound clips from various Old Time Radio programs, including Suspense, The Lone Ranger, The Shadow, The Fat Man, Inner Sanctum, The Whistler, I Was a Communist for the F.B.I., and Yours Truly Johnny Dollar.  Get an inside look at how a radio show was made by watching a short film called "Back of the Mike". This video shows how some sound effects of Old Time Radio shows were created by taking you into the radio studio.
To see what a typical broadcasting day was like in 1939, check out the schedule of WJSV and listen to selected portions of the day's recording.

Army_I Want You Recruitment PosterFor those interested in World War II, you will find a brief history of the war, many speeches, audio and video propaganda.  The WW2 History page has a very brief history of  World War Two, various speeches made by Winston Churchill, Franklin D. Roosevelt (Eleanor Roosevelt also made a radio address), Dwight D. Eisenhower, Neville Chamberlain, Harry Truman, Douglas MacArthur aboard the U.S.S. Missouri in Tokyo Bay, news accounts, newsreel showing the destruction at Pearl Harbor, and other significant audio and video recordings.  Propaganda Posters has many U.S. Government posters designed to motivate Americans in the fight against tyranny. Many of the posters are from the War Bond drives encouraging conservation and for Americans to save money and help finance America's war effort.  WW2 War Loans page has movies used in the War Bond campaigns to help finance the war. WW2 Home Front page has videos of America coping with the war mobilization.

The Cold War page consists mainly of movies promoting democracy and surviving an atomic explosion.   Hear Winston Churchill describe the Soviet Union and the "iron curtain". Watch all nine minutes of the Civil Defense film Duck and Cover, starring Bert the Turtle, and other educational movies. Listen to Adlai Stevenson, at the U.N., confronting the Soviet ambassador during the 1962 Cuban Missile Crisis or to a few John F. Kennedy speech audio clips from the same time period.  Hear part of President Ronald Reagan's 1989 speech about Berlin Wall.

Television includes a brief history of TV "firsts" and which companies own the television cable channels you watch.

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