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                                            ________________________|
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                 _Johannes Hendrick Merts _|
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                |                          |________________________|
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 _Peter Merts __|
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|               |                           _Jacob van Cooij _______|
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|               |_Willemijntje Kooij ______|
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|                                          |_Jannetje van Sonderen _|
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|
|--Peter Merts 
|
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|                                           ________________________|
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|                _Evert Mulder ____________|
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|_Maria Mulder _|
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                |                           ________________________|
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                |_Maria de Groot __________|
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                                           |                         __|__
                                           |________________________|
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