Herman Didrich Janson was also the owner of Stiftsgården from 1805, an estate which he sold in 1809 to his stepson, County Governor Edvard Hagerup.
Herman Didrich Janson was also the owner of Stiftsgården from 1805. An estate was the owner of Stiftsgården from 1805. He sold in 1809 to his stepson this estate. County Governor Edvard Hagerup was his stepson.