About Mamie Smith
Mamie Smith was an American singer. As a vaudeville singer, she performed in multiple styles, including jazz and blues. In 1920, she entered blues history as the first African-American artist to make vocal blues recordings. Willie "The Lion" Smith described the background of these recordings in his autobiography Music on My Mind (1964). Willie "The Lion" Smith (no relation) described the background of these recordings in his autobiography Music on My Mind (1964).
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.