You may be familiar with the children’s song “Mary Had A Little Lamb”, but did you know there was a real Mary?  Find out how a pet lamb inspired this song and contribute to the audio revolution.

Show Notes:

Original Thomas Edison recording: https://soundcloud.com/kpcc/mary-filter

Story about the technique used to reproduce 1878 recording: http://www.scpr.org/blogs/news/2012/10/25/10712/hear-thomas-edison-sing-rare-1878-audio-restored-f/