The temperature on December 29, 1915 was between 2.4 °C and 7.0 °C and averaged 5.0 °C. There was 0.1 mm of rain. There was 0.3 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 25 » Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco.
January 31 » World War I: Germany is the first to make large-scale use of poison gas in warfare in the Battle of Bolimów against Russia.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
June 5 » Denmark amends its constitution to allow women's suffrage.
August 6 » World War I: Battle of Sari Bair: The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
October 14 » World War I: Bulgaria joins the Central Powers.
Day of marriage May 29, 1941
The temperature on May 29, 1941 was between 9.8 °C and 13.8 °C and averaged 11.6 °C. There was 10.2 mm of rain during 7.6 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 25 » The outlawed Communist Party of the Netherlands organises a general strike in German-occupied Amsterdam to protest against Nazi persecution of Dutch Jews.
April 10 » World War II: The Axis powers establish the Independent State of Croatia.
August 22 » World War II: German troops begin the Siege of Leningrad.
September 30 » World War II: The Babi Yar massacre comes to an end.
November 12 » World War II: Temperatures around Moscow drop to -12°C as the Soviet Union launches ski troops for the first time against the freezing German forces near the city.
November 26 » World War II: Japan's 1st Air Fleet departs the Kuril Islands to strike Pearl Harbor on December 7, 1941.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I7950.php : accessed January 30, 2026), "Clasina Osterhaus (1915-)".
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