The temperature on September 30, 1861 was about 15.4 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
January 1 » Liberal forces supporting Benito Juárez enter Mexico City.
January 3 » American Civil War: Delaware votes not to secede from the United States.
January 10 » American Civil War: Florida becomes the third state to secede from the Union.
January 11 » American Civil War: Alabama secedes from the United States.
March 30 » Discovery of the chemical elements: Sir William Crookes announces his discovery of thallium.
August 29 » American Civil War: The Battle of Hatteras Inlet Batteries gives Federal forces control of Pamlico Sound.
Day of marriage July 23, 1914
The temperature on July 23, 1914 was between 12.3 °C and 19.4 °C and averaged 15.6 °C. There was 6.2 mm of rain. There was 4.8 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
August 23 » World War I: Japan declares war on Germany.
August 24 » World War I: The Battle of Cer ends as the first Allied victory in the war.
September 3 » French composer Albéric Magnard is killed defending his estate against invading German soldiers.
October 9 » World War I: The Siege of Antwerp comes to an end.
December 15 » A gas explosion at Mitsubishi Hōjō coal mine, in Kyushu, Japan, kills 687.
Day of death May 22, 1950
The temperature on May 22, 1950 was between 8.7 °C and 18.4 °C and averaged 15.3 °C. There was 0.5 mm of rain during 0.6 hours. There was 6.1 hours of sunshine (38%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I136381.php : accessed December 25, 2025), "Willem Boon (1861-1950)".
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