Gulielma "Guli" Hack ARCM (17 October 1867 – 2 August 1951) was a South Australian pianist, singer and teacher at the Elder Conservatorium, Adelaide. (en)
Gulielma "Guli" Hack ARCM (17 October 1867 – 2 August 1951) was a South Australian pianist, singer and teacher at the Elder Conservatorium, Adelaide. (en)