The temperature on May 17, 1888 was about 17.3 °C. The air pressure was 25 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
March 20 » The premiere of the very first Romani language operetta is staged in Moscow, Russia.
April 6 » Thomas Green Clemson dies, bequeathing his estate to the State of South Carolina to establish Clemson Agricultural College.
September 8 » In London, the body of Jack the Ripper's second murder victim, Annie Chapman, is found.
October 14 » Louis Le Prince films the first motion picture, Roundhay Garden Scene.
October 15 » The "From Hell" letter allegedly sent by Jack the Ripper is received by investigators.
October 30 » The Rudd Concession is granted by Matabeleland to agents of Cecil Rhodes.
Day of marriage April 21, 1912
The temperature on April 21, 1912 was between 6.8 °C and 20.2 °C and averaged 14.4 °C. There was 12.8 hours of sunshine (90%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 2 » The ill-fated RMSTitanic begins sea trials.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
November 19 » First Balkan War: The Serbian Army captures Bitola, ending the five-century-long Ottoman rule of Macedonia.
Day of death December 18, 1979
The temperature on December 18, 1979 was between -0.2 °C and 7.3 °C and averaged 5.3 °C. There was 2.0 mm of rain during 4.8 hours. There was 1.4 hours of sunshine (18%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 16 » The last Iranian Shah flees Iran with his family for good and relocates to Egypt.
March 19 » The United States House of Representatives begins broadcasting its day-to-day business via the cable television network C-SPAN.
May 21 » White Night riots in San Francisco following the manslaughter conviction of Dan White for the assassinations of George Moscone and Harvey Milk.
June 18 » SALT II is signed by the United States and the Soviet Union.
July 12 » The island nation of Kiribati becomes independent from the United Kingdom.
September 7 » The Chrysler Corporation asks the United States government for US$1.5billion to avoid bankruptcy.
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/I167475.php : accessed October 16, 2026), "Willem Jonkman (1888-1979)".
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