The temperature on April 4, 1913 was between 4.4 °C and 15.0 °C and averaged 9.2 °C. There was 3.9 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
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.
February 9 » A group of meteors is visible across much of the eastern seaboard of North and South America, leading astronomers to conclude the source had been a small, short-lived natural satellite of the Earth.
March 21 » Over 360 are killed and 20,000 homes destroyed in the Great Dayton Flood in Dayton, Ohio.
May 14 » Governor of New York William Sulzer approves the charter for the Rockefeller Foundation, which begins operations with a $100million donation from John D. Rockefeller.
October 9 » The steamship SSVolturno catches fire in the mid-Atlantic.
October 31 » The Indianapolis Streetcar Strike and subsequent riot begins.
December 1 » The Buenos Aires Metro, the first underground railway system in the Southern Hemisphere and in Latin America, begins operation.
Day of marriage May 21, 1937
The temperature on May 21, 1937 was between 8.8 °C and 21.2 °C and averaged 15.5 °C. There was 5.6 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
April 9 » The Kamikaze arrives at Croydon Airport in London. It is the first Japanese-built aircraft to fly to Europe.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
July 5 » Spam, the luncheon meat, is introduced into the market by the Hormel Foods Corporation.
August 2 » The Marihuana Tax Act of 1937 is passed in America, the effect of which is to render marijuana and all its by-products illegal.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
Day of death March 30, 1997
The temperature on March 30, 1997 was between 3.6 °C and 13.8 °C and averaged 8.4 °C. There was 10.7 hours of sunshine (84%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
May 10 » The 7.3 Mw Qayen earthquake strikes Iran's Khorasan Province killing 1,567 people.
May 16 » Mobutu Sese Seko, the President of Zaire, flees the country.
July 10 » In London, scientists report the findings of the DNA analysis of a Neanderthal skeleton which supports the "out of Africa theory" of human evolution, placing an "African Eve" at 100,000 to 200,000 years ago.
July 27 » About 50 people are killed in the Si Zerrouk massacre in Algeria.
August 7 » Space Shuttle Program: The Space Shuttle Discovery launches on STS-85 from the Kennedy Space Center in Cape Canaveral, Florida.
November 3 » The United States imposes economic sanctions against Sudan in response to its human rights abuses of its own citizens and its material and political assistance to Islamic extremist groups across the Middle East and Eastern Africa.
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/I135580.php : accessed October 17, 2026), "Durk Spoelstra (1913-1997)".
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