| Ancestry Chart: | 
 - Pedigree Tree 
 Descendancy Chart
 Ancestry Chart
 Compact Chart
 Circle Diagram
 Hourglass Chart
 Family with spouse
 Johannes Robertus
 Adolf Robertus
 Roelf Robertus
 Adam Robertus- Harmina Wilhelmina Voetman  (I17873) Birth 10 May 1901 -- Delfzijl, Delfzijl, Groningen, Netherlands (I17873) Birth 10 May 1901 -- Delfzijl, Delfzijl, Groningen, Netherlands
 Death 26 March 1972 (Age 70) -- Appingedam, Appingedam, Groningen, Netherlands
 - 1 

 
	


























