Emma Hartmann

Amalia Emma Sophie Hartmann née Zinn (22 August 1807 – 6 March 1851) was a Danish composer who composed under the pseudonym Frederik H. Palmer. She was married to the composer Johan Peter Emilius Hartmann (1805–1900). They lived on the second floor of the Zinn House at Kvæsthusgade 3 in Copenhagen.

Read more about this composer on Wikipedia.