Maria Roosmale Nepveu (1828-1873) (1828–1873) Parents Elisabeth Jacqueline Taets van Amerongen Louis Antoine Roosmale Nepveu Children Joan Steengracht Cornelia Johanna Steengracht van Oostkapelle Siblings Jan Roosmale Nepveu Lodewijk Roosmale Nepveu Charles Roosmale Nepveu Partners Johan Willem Steengracht