All that can presently (April 2022) be gleaned about Inga Ørner
(also Orner or Örner)r from sheet music covers and by Internet searching is that she was a Norwegian-American opera singer born in Oslo.
She has been featured on 2 works published between 1900 and 1905 and sang at the Metropolitan opera, New York from 1910-1912 .
She the moved to California where she died.
Surfers are welcome to contribute any further information about this performer.