The temperature on February 6, 1873 was about 2.6 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. Source: KNMI
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
March 3 » Censorship in the United States: The U.S. Congress enacts the Comstock Law, making it illegal to send any "obscene literature and articles of immoral use" through the mail.
April 4 » The Kennel Club is founded, the oldest and first official registry of purebred dogs in the world.
April 13 » The Colfax massacre, in which more than 60 black men are murdered, takes place.
June 18 » Susan B. Anthony is fined $100 for attempting to vote in the 1872 presidential election.
July 21 » At Adair, Iowa, Jesse James and the James–Younger Gang pull off the first successful train robbery in the American Old West.
November 22 » The French steamer SS Ville du Havre sinks in 12 minutes after colliding with the Scottish iron clipper Loch Earn in the Atlantic, with a loss of 226 lives.
Day of marriage June 12, 1900
The temperature on June 12, 1900 was about 23.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 53%. Source: KNMI
January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
June 5 » Second Boer War: British soldiers take Pretoria.
June 14 » The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of death December 18, 1950
The temperature on December 18, 1950 was between -3.4 °C and 0.1 °C and averaged -1.1 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I71916.php : accessed February 15, 2026), "Wilhelmus Christoffel Kokke (1873-1950)".
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