She studied vocal performance with Tino Mattioli at the College of Music of Cincinnati in the early 1890s, gaining a certificate in 1893 and a diploma in 1894.

The company moved to an expanded headquarters in early 1899 and added band, violin, organ, mandolin and other types of records to their catalog throughout the year.

The boom of independent phonograph companies had largely bust as Edison and Columbia streamlined and expanded record manufacture and regained control of this aspect of the industry.

Mann retired from performance "in her early thirties" (approximately 1905) according to her brother William, whom Jim Walsh interviewed in 1950 for an article in "Favorite Pioneer Recording Artists".

She cared for her aging mother in Evansville, Indiana, then died decades later at her brother's house in the same town, though nothing is said about her life in the intervening years.