The Audio Sound Bite library does not happen until 1877 when Thomas Edison invented a way to record sound, the first phonograph.
After this point in time historical events can be heard as they happened.
59. Sound Bite Library 1878 – 1949
60. Sound Bite Library 1950 – 1999
61. Sound Bite Library 2003 – 2012
62. Sound Bite Library – Native American
63. Interviews with X-Slaves
64. The pronunciation guides