February 17 » In Sweden February 17 is followed by March 1 as the country moves from the Julian calendar to the Gregorian calendar.
May 1 » Publication of Species Plantarum by Linnaeus, and the formal start date of plant taxonomy adopted by the International Code of Botanical Nomenclature.
Day of marriage August 12, 1770
The temperature on August 12, 1770 was about 18.0 °C. Wind direction mainly west-northwest. Weather type: betrokken. Special wheather fenomena: veel dauw. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Joke Koster, "Family tree Griffioen Jellema Friese Adel", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-griffioen-koster/I263680.php : accessed May 8, 2024), "Derk Jans (Durk) Swartenbergh (1753-????)".
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