The temperature on December 25, 1926 was between -3.5 °C and 1.1 °C and averaged -1.6 °C. There was 2.3 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
May 12 » The Italian-built airship Norge becomes the first vessel to fly over the North Pole.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
May 22 » Chiang Kai-shek replaces the communists in Kuomintang China.
August 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
August 6 » In New York City, the Warner Bros.' Vitaphone system premieres with the movie Don Juan starring John Barrymore.
Day of death July 13, 1985
The temperature on July 13, 1985 was between 14.1 °C and 28.5 °C and averaged 21.6 °C. There was 10.3 hours of sunshine (63%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 21 » The compound of the militant group The Covenant, The Sword, and the Arm of the Lord surrenders to federal authorities in Arkansas after a two-day government siege.
May 13 » Police bombed MOVE headquarters in Philadelphia, killing six adults and five children, and destroying the homes of 250 city residents.
July 10 » An Aeroflot Tupolev Tu-154 stalls and crashes near Uchkuduk, Uzbekistan (then part of the Soviet Union), killing all 200 people on board in the USSR's worst-ever airline disaster.
October 6 » Police constable Keith Blakelock is murdered as riots erupt in the Broadwater Farm suburb of London.
October 26 » The Australian government returns ownership of Uluru to the local Pitjantjatjara Aboriginals.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I410013.php : accessed January 16, 2026), "Klaas Boertien (1926-1985)".
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