February 3, 1888, Greens Fork, Indiana.
January 3, 1958, Winona Lake, Indiana.
Oakwood Cemetery, Warsaw, Indiana.
Blanche was the daughter of James D. Kerr and Evelyn A. Rheinheimer, and wife of Virgil Brock (married 1914).
She attended the Indianapolis Conservatory of Music and the American Conservatory of Music, Chicago, Illinois, and was the composer and pianist for her husband Virgil.