Hourglass Chart
Hans "Robert" van Erp
Marinus "Thomas" van Erp ‎(I23015)‎
Birth 31 July 1913 25 31 -- 's-Gravenhage
Death 1 October 1985 ‏(Age 72)‏ -- Heemstede
Johannes Frederik "Thomas" van Erp ‎(I23013)‎
Birth 12 August 1887 23 -- 's-Gravenhage
Grietje Steinz ‎(I23014)‎
Birth 22 August 1881
Maria "Cornelia" Dingjan ‎(I23016)‎
Birth 20 January 1906 -- 's-Gravenhage
Death 9 December 1996 ‏(Age 90)‏ -- Bloemendaal