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≈ Reconstructed person · research hypothesis

Claas van der Heijden

observed 1736–1740possible birth 1667–17227 observations2 name variantsmedium confidence

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Why are these mentions grouped?

Name normalization or a strong historical spelling match and compatible chronology support this grouping. Less distinctive names require narrower time windows or recurring relationships.

Method code: fuzzy-name+adaptive-chronology-v2

Observed name forms: Claas van der Heijden · Claas van der Heyden

Supporting registrations

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