Willem Heeringa, b: -




		^{Cornelis Kramer}^b.1700 d.

^{Magdalena Siffridus Kramer}^{b.1754 Workum d.}	^{Siffridus Cornelis Kramer}^{b.1726 Workum d.}

^{Cornelis Siffridus Kramer}^{b.1755 Workum d.1831 Hemelum Oldeferd}

^{Margaritha Siffridus Kramer}^{b.1757 Workum d.}

^{Mathijs Siffridus Kramer}^{b.1759 Workum d.}

^{Matthijs Siffridus Kramer}^{b.1760 Workum d.}	^{Elisabeth NN}^{b. d.1760}

^{Geertruida Catharina Kramer}^b.1752 d.


			^{Pytter Franses}^{b. Balk d.}

		^{Frans Pieters Smits}^{b.1771 Balk d.1827 Hemelum oldeferd}	^{Annigjen Hendriks}^{b. Wyckel d.}

^{Frans Douwes Smits}^{b.1826 d.1826}	^{Douwe Franzes Smits}^{b.1800 koudum d.1835 Hemelum oldeferd}		^{Douwe Reintjes Albada}^{b.1740 Harich d.}

^{Grietje Douwes Smits}^{b.1827 Hemelum Oldeferd d.}		^{Grietje Douwes Albada}^{b.1773 Harch d.1814}	^{Jenne Tietjes}^{b.1740 Langweer d.}

^{Cornelis Douwes Smits}^{b.1831 Hemelum Oldeferd d.}			^{Siffridus Cornelis Kramer}^{b.1726 Workum d.}

^{Grietje Douwes Smits}^{b.1833 Hemelum Oldeferd d.}		^{Cornelis Siffridus Kramer}^{b.1755 Workum d.1831 Hemelum Oldeferd}	^{Elisabeth NN}^{b. d.1760}

	^{Magdalena Cornelis Kramer}^{b.1797 d.1867 Hemelum Oldeferd}		^{Mellius Thomaszn}^{b. d.}

		^{Grijtie Mellius Thomae}^{b.1758 d.1826 Hemelum Oldeferd}	^{Bouck Lieuwes}^{b. d.}






^{Arjen Harmens de Roos}^{b. d.}



		^{Siffridus Cornelis Kramer}^{b.1726 Workum d.}

	^{Cornelis Siffridus Kramer}^{b.1755 Workum d.1831 Hemelum Oldeferd}	^{Elisabeth NN}^{b. d.1760}

^{Magdalena Cornelis Kramer}^{b.1797 d.1867 Hemelum Oldeferd}		^{Mellius Thomaszn}^{b. d.}

	^{Grijtie Mellius Thomae}^{b.1758 d.1826 Hemelum Oldeferd}	^{Bouck Lieuwes}^{b. d.}


			^{Siffridus Cornelis Kramer}^{b.1726 Workum d.}

		^{Cornelis Siffridus Kramer}^{b.1755 Workum d.1831 Hemelum Oldeferd}	^{Elisabeth NN}^{b. d.1760}

	^{Suffridus Cornelis Kramer}^b.1780 d.		^{Mellius Thomaszn}^{b. d.}

		^{Grijtie Mellius Thomae}^{b.1758 d.1826 Hemelum Oldeferd}	^{Bouck Lieuwes}^{b. d.}

^{Cornelis Suffridus Kramer}^b.1805 d.



	^{Pietertje Gerbens van der meer}^{b. d.}