Willem Hendrik Johan van Heemstra, Baron (I1989)
1907 - 1978 (71 years)Suggest a change: Willem Hendrik Johan van Heemstra, Baron (I1989)
1907 - 1978 (71 years)Suggest a change: Willem Hendrik Johan van Heemstra, Baron (I1989)
1907 - 1978 (71 years)