The temperature on July 6, 1890 was about 17.3 °C. There was 5 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 70%. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Bob Smith, "Family tree Smith", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith/I30581.php : accessed January 20, 2026), "Maria Johanna Knuvers (1890-????)".
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