Family: Peter Constant Coops / Helena Catharina Kesper (F1650)
m. 22 Feb 1900-
Male
Peter Constant Coops
Birth 9 Jul 1870 Doetinchem, Gelderland, Netherlands 
Death 7 Dec 1936 's Gravenhage, Zuid Holland, Nederland Burial Marriage 22 Feb 1900 Arnhem, Gelderland, Nederland Other Spouse Susanna Margaretha Vinkhuyzen | F2830 Marriage 1 Nov 1900 The Hague, South Holland, Netherlands Father Johan Marius Coops | F2462 Group Sheet Mother Arnoldina Lamberta Uitenhage de Mist | F2462 Group Sheet
Female
Helena Catharina Kesper
Birth 1 Mar 1874 Amsterdam, Noord-Holland, Nederland Death 4 Mar 1973 Haarlem, Noord Holland, Nederland Burial Other Spouse Willem Marinus Karel Boudewijn Van Idsinga | F1649 Marriage 22 Feb 1900 Arnhem, Gelderland, Nederland Father Mother
Female
+ Helena Catharina Coops
Birth 21 Oct 1913 The Hague, South Holland, Netherlands Death 9 Mar 2009 Baarn, Utrecht,Nederland Burial Spouse Henri Gérard Rambonnet | F3079 Marriage 15 Oct 1934 The Hague, South Holland, Netherlands