[4] As a young singer in London, she sang in operas starring Nellie Melba, Emma Albani, and Adelina Patti.

In 1906 she was part of a concert in Prague to raise relief funds after the 1906 San Francisco earthquake.

[7] When World War I began, she returned to the United States, but lost many of her belongings in the haste of her travels.

[10] In 1918 she was described as "modishly magnificent" in the New York Times, when she gave a concert at the Princess Theatre.

[16] Mai Kalna married fellow American singer Webster Norcross.