The temperature on October 6, 1893 was about 12.2 °C. There was 0.4 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 98%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 17 » Lorrin A. Thurston, along with the Citizens' Committee of Public Safety, led the Overthrow of the Kingdom of Hawaii and the government of Queen Liliʻuokalani.
June 22 » The Royal Navy battleship HMSCamperdown accidentally rams the British Mediterranean Fleet flagship HMSVictoria which sinks taking 358 crew with her, including the fleet's commander, Vice-Admiral Sir George Tryon.
July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
July 11 » A revolution led by the liberal general and politician José Santos Zelaya takes over state power in Nicaragua.
August 27 » The Sea Islands hurricane strikes the United States near Savannah, Georgia, killing between 1,000–2,000 people.
October 28 » Tchaikovsky's Symphony No. 6 in B Minor, Pathétique receives its première performance only nine days before the composer's death.
Day of marriage July 28, 1917
The temperature on July 28, 1917 was between 10.9 °C and 23.6 °C and averaged 18.1 °C. There was 10.5 hours of sunshine (67%). The average windspeed was 3 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.
January 17 » The United States pays Denmark $25 million for the Virgin Islands.
February 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
February 24 » World War I: The U.S. ambassador Walter Hines Page to the United Kingdom is given the Zimmermann Telegram, in which Germany pledges to ensure the return of New Mexico, Texas, and Arizona to Mexico if Mexico declares war on the United States.
March 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
December 6 » Finland declares independence from Soviet Russia.
Day of death May 23, 1970
The temperature on May 23, 1970 was between 3.6 °C and 16.1 °C and averaged 10.6 °C. There was 5.7 hours of sunshine (36%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Ronald van 't Hoff, "Family tree Van 't Hoff - Zondag - Bosch - de Zwaan - vd Kolk - Westhuis - Plomp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-t-hoff/I34570.php : accessed January 30, 2026), "Marinus Wolf (1893-1970)".
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