Timeline Chart
 
	
	1902--	
	
		
1908--
		
1920--
		
1932--
		
1933--
		|   | Birth--5 April 1907 - Helpman, Haren, Groningen, Netherlands | 
|   | Marriage--14 March 1928 - Vlagtwedde, Vlagtwedde, Groningen, Netherlands (Age 20) | 
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	|   | Birth--5 April 1907 - Helpman, Haren, Groningen, Netherlands | 
|   | Marriage--14 March 1928 - Vlagtwedde, Vlagtwedde, Groningen, Netherlands (Age 20) | 
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