Hillert Friedrich Janssen (1884-1961) |
Jane Harms (1890-1963) |
Alma Margareta Janssen (1907-2007) |
Elizabeth Marie Janssen (1909-1982) |
John Jens Janssen (1911-1980) |
Robert Rawleigh Janssen (1913-2004) |
Gertrude Rosalia Gau (1920-2014) |
Alden Alton Janssen (1918-1980) |
Robert Joseph Janssen (1941-2012) |