Edison After Forty: The Challenge of Success is a virtual exhibition provided by the Smithsonian Institution's National Museum of American History (discussed in the {September 19, 1997 Scout Report http://scout.cs.wisc.edu/report/sr/1997/scout-970919.html#8}). This exhibit documents the last 44 years of the prolific career of Thomas Alva Edison, the quintessential American inventor who held over...

Emile Berliner, an innovative entrepreneur of the nineteenth and twentieth centuries, invented the microphone, flat recording disc, and gramophone player. This online exhibit of Mr. Berliner draws from the Emile Berliner papers and sound recordings of the Library of Congress's Motion Picture, Broadcasting, and Recorded Sound Division Industry. The collection consists of over 400 items from the...