Vallan Dahlberg b. 8/11/1888. Married Charles Norelius. Vallan born in Stockholm. Her father was Erik Dahlberg. Vallan was the mother of the famous swimmer, Martha Norelius. She was the fastest woman swimmer from 1920-1929. Also an Olympic Gold Medalist (2). I am a descendent of Martha Norelius. Any info, please contact the writer.