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Clustering and Dispersal of Siblings in the North-Holland Countryside, 1850-1940 ; Räumliche Nähe und Distanz von Geschwistern im ländlichen Nord-Holland, 1850-1940
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The influence of popular beliefs about childbirth on fertility patterns in mid-twentieth-century Netherlands
Clustering and dispersal of siblings in the North-Holland countryside, 1850-1940