Familj: Erich Friedrich Wilhelm Ladwig / Erna Heiden (F502416)
 | Wilhelm Albert Ladwig (1853-1924) 
|
 | Emma Maria Louise Dolgner (1861-1934)
|
| Hedwig Ladwig (1884-1961)  |
| Erich Friedrich Wilhelm Ladwig (1895-1970)
|
| Erna Heiden (1907-1992) |
| Wilhelm Albert Ladwig (1853-1924)
|
| Emma Maria Louise Dolgner (1861-1934)
|
| Hedwig Ladwig (1884-1961) |
| Erich Friedrich Wilhelm Ladwig (1895-1970)
|
| Erna Heiden (1907-1992) |