Begraafplaatsen / Cemeteries
Visser / van Egmond
Hekman Oostwold Oldambt Groningen
Hekman "The Californians"
Hekman "The Michigans"
Hekman "The Minnesotas"
Houwe Heckman Family
Müller-Knapper
VanderLaan Family
Seeman(n) Family