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 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
January 19 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
May 1 » The RMSLusitania departs from New York City on her 202nd, and final, crossing of the North Atlantic. Six days later, the ship is torpedoed off the coast of Ireland with the loss of 1,198 lives.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
July 7 » The First Battle of the Isonzo comes to an end.
August 15 » A story in New York World newspaper reveals that the Imperial German government had purchased excess phenol from Thomas Edison that could be used to make explosives for the war effort and diverted it to Bayer for aspirin production.
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
February 21 » In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America.
February 23 » International Organization for Standardization is founded.
June 25 » The Diary of a Young Girl (better known as The Diary of Anne Frank) is published.
August 2 » A British South American Airways Avro Lancastrian airliner crashes into a mountain during a flight from Buenos Aires, Argentina to Santiago, Chile. The wreckage would not be found until 1998.
September 15 » Typhoon Kathleen hit the Kantō region in Japan killing 1,077.
November 13 » The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
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.
April 1 » Comet Hale–Bopp is seen passing at perihelion.
April 29 » The Chemical Weapons Convention of 1993 enters into force, outlawing the production, stockpiling and use of chemical weapons by its signatories.
May 15 » The Space Shuttle Atlantis launches on STS-84 to dock with the Russian space station Mir.
June 16 » Fifty people are killed in the Daïat Labguer (M'sila) massacre in Algeria.
December 24 » The Sid El-Antri massacre in Algeria kills between 50 and 100 people.
December 29 » Hong Kong begins to kill all the city's 1.25 million chickens to stop the spread of a potentially deadly influenza strain.
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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