
| 1. | Helena Catharina Coops was born on 21 Oct 1913 in The Hague, South Holland, Netherlands; died on 9 Mar 2009 in Baarn, Utrecht, Netherlands. Family/Spouse: Unknown. [Group Sheet] [Family Chart]
|
| 2. | Petra Constance Rambonnet Family/Spouse: Hendrik Jaap Holthuis. [Group Sheet] [Family Chart] |