The temperature on February 21, 1907 was between 0.1 °C and 4.0 °C and averaged 2.5 °C. There was 2.2 mm of rain. There was 1.0 hours of sunshine (10%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
February 5 » Belgian chemist Leo Baekeland announces the creation of Bakelite, the world's first synthetic plastic.
April 17 » The Ellis Island immigration center processes 11,747 people, more than on any other day.
May 23 » The unicameral Parliament of Finland gathers for its first plenary session.
May 28 » The first Isle of Man TT race was held.
June 14 » The National Association for Women's Suffrage succeeds in getting Norwegian women the right to vote in parliamentary elections.
September 7 » Cunard Line's RMSLusitania sets sail on her maiden voyage from Liverpool, England, to New York City.
Day of marriage April 7, 1934
The temperature on April 7, 1934 was between 6.2 °C and 14.4 °C and averaged 9.3 °C. There was 0.4 mm of rain during 0.6 hours. There was 2.5 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I99335.php : accessed January 31, 2026), "Arend Zwiers (1907-)".
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