Who Are the Parents of Oscar Victor Leonard Swanberg 1823 1871 of Stockholm Sweden

Seeking the parents of Oscar Victor Leonard SWANBERG (Oscar Victor Leonard SVANBERG, Oskar Victor Leonard SWANBERG, Oskar Victor Leonard SVANBERG, Oscar Victor SVANBURG). Born 18 April 1823 in Stockholm, Stockholm, Sweden. Died 25 May 1871 in Stockholm, Stockholm, Sweden. Married Matta Maria Rosenlund, 1826-1918, on 29 May 1849 in Jacobs Fors, Stockholm, Sweden.