The temperature on March 26, 1889 was about 7.5 °C. There was 1 mm of rain. The air pressure was 18 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
July 11 » Tijuana, Mexico, is founded.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
Day of marriage June 6, 1912
The temperature on June 6, 1912 was between 9.9 °C and 17.4 °C and averaged 13.5 °C. There was 2.9 mm of rain. There was 5.0 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
Day of death September 13, 1970
The temperature on September 13, 1970 was between 11.1 °C and 16.0 °C and averaged 13.1 °C. There was 7.8 mm of rain during 4.5 hours. There was 8.1 hours of sunshine (63%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 12 » Biafra capitulates, ending the Nigerian Civil War.
April 8 » Bahr El-Baqar primary school bombing: Israeli bombers strike an Egyptian school. Forty-six children are killed.
April 13 » An oxygen tank aboard the Apollo 13 Service Module explodes, putting the crew in great danger and causing major damage to the Apollo command and service module (codenamed "Odyssey") while en route to the Moon.
April 28 » Vietnam War: U.S. President Richard Nixon formally authorizes American combat troops to take part in the Cambodian campaign.
May 14 » Andreas Baader is freed from custody by Ulrike Meinhof, Gudrun Ensslin and others, a pivotal moment in the formation of the Red Army Faction.
October 5 » The Public Broadcasting Service (PBS) is founded.
When copying data from this family tree, please include a reference to the origin: A.P. de Ruyter, "Family tree De Ruyter-Hakkenbroek", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-geus/I167.php : accessed March 14, 2026), "Dirk de Geus (1889-1970)".
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