Hourglass Chart
Geertruida Bolland
Marinus "Thomas" van Erp ‎(I23015)‎
Birth 31 July 1913 25 31 -- 's-Gravenhage
Death 1 October 1985 ‏(Age 72)‏ -- Heemstede
Gerard van Erp ‎(I23048)‎
Birth 6 November 1917 30 36 -- 's-Gravenhage
Death 15 March 1995 ‏(Age 77)‏
Johannes Frederik "Thomas" van Erp ‎(I23013)‎
Birth 12 August 1887 23 -- 's-Gravenhage