Emma grew up in the Zinn House at Kvæsthusgade 3 and studied singing and piano with composer Andreas Peter Berggreen (1801–1880).

Five pamphlets with a total of 22 Romances and Songs were later published with lyrics by prominent names including Christian Winther, Frederik Paludan-Müller and Swedish Johan Ludvig Runeberg.

[5] The title lead featured both her real name and her pseudonym when her collected romances and songs were published in 1892.

[7] A collection of her piano pieces was published privately by her youngest son Frederik (Fritz) Hartmann in 1908.

H.C. Andersen wrote entertainingly and movingly on her in his memoirs "Mit Livs Eventyr" and Clara Schumann in "Ehetagebuecher".