The temperature on March 11, 1915 was between 1.5 °C and 7.2 °C and averaged 4.4 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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 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.
February 8 » D. W. Griffith's controversial film The Birth of a Nation premieres in Los Angeles.
July 24 » The passenger ship SSEastland capsizes while tied to a dock in the Chicago River. A total of 844 passengers and crew are killed in the largest loss of life disaster from a single shipwreck on the Great Lakes.
September 12 » French soldiers rescue over 4,000 Armenian Genocide survivors stranded on Musa Dagh.
October 13 » First World War: The Battle of the Hohenzollern Redoubt marks the end of the Battle of Loos.
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
Day of marriage May 3, 1947
The temperature on May 3, 1947 was between 6.7 °C and 16.0 °C and averaged 11.5 °C. There was 0.2 mm of rain during 0.2 hours. There was 2.7 hours of sunshine (18%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the east. Source: KNMI
January 1 » Cold War: The American and British occupation zones in Allied-occupied Germany, after World War II, merge to form the Bizone, which later (with the French zone) became part of West Germany.
February 23 » International Organization for Standardization is founded.
March 1 » The International Monetary Fund begins financial operations.
April 16 » An explosion on board a freighter in port causes the city of Texas City, Texas, to catch fire, killing almost 600.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
August 7 » Thor Heyerdahl's balsa wood raft, the Kon-Tiki, smashes into the reef at Raroia in the Tuamotu Islands after a 101-day, 7,000 kilometres (4,300mi) journey across the Pacific Ocean in an attempt to prove that pre-historic peoples could have traveled from South America.
Day of death February 21, 1997
The temperature on February 21, 1997 was between 6.6 °C and 10.9 °C and averaged 9.2 °C. There was 0.7 mm of rain during 1.3 hours. There was 0.1 hours of sunshine (1%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I186748.php : accessed October 18, 2026), "Anne Heidstra (1915-1997)".
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