The temperature on December 20, 1917 was between -10.8 °C and -3.7 °C and averaged -6.9 °C. There was 0.1 mm of rain. There was 3.2 hours of sunshine (41%). 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 22 » World War I: President Woodrow Wilson of the still-neutral United States calls for "peace without victory" in Europe.
March 2 » The enactment of the Jones–Shafroth Act grants Puerto Ricans United States citizenship.
March 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
July 12 » The Bisbee Deportation occurs as vigilantes kidnap and deport nearly 1,300 striking miners and others from Bisbee, Arizona.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
November 26 » The Manchester Guardian publishes the 1916 secret Sykes-Picot Agreement between the United Kingdom and France.
Day of death June 12, 1999
The temperature on June 12, 1999 was between 8.3 °C and 17.5 °C and averaged 13.2 °C. There was 2.6 hours of sunshine (16%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 11 » Pluto crosses Neptune's orbit, ending a nearly 20-year period when it was closer to the Sun than the gas giant; Pluto is not expected to interact with Neptune's orbit again until 2231.
April 23 » NATO bombs the headquarters of Radio Television of Serbia, as part of their aerial campaign against the Federal Republic of Yugoslavia.
May 1 » The body of British climber George Mallory is found on Mount Everest, 75 years after his disappearance in 1924.
August 17 » The 7.6 Mw İzmit earthquake shakes northwestern Turkey with a maximum Mercalli intensity of IX (Violent), leaving 17,118–17,127 dead and 43,953–50,000 injured.
September 30 » The Tokaimura nuclear accident causes the deaths of two technicians in Japan's second-worst nuclear accident.
December 26 » The storm Lothar sweeps across Central Europe, killing 137 and causing US$1.3 billion in damage.
When copying data from this family tree, please include a reference to the origin: Coos van Spijk, "Family tree of Spijk and her many ancestors", database, Genealogy Online (https://www.genealogieonline.nl/van-spijk-stamboom/I78741.php : accessed February 17, 2026), "Pieter Varkevisser (1917-1999)".
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