The temperature on December 19, 1911 was between 5.5 °C and 9.5 °C and averaged 8.1 °C. There was 0.7 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
Day of death August 26, 1970
The temperature on August 26, 1970 was between 8.9 °C and 22.6 °C and averaged 15.8 °C. There was 11.2 hours of sunshine (80%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
March 18 » Lon Nol ousts Prince Norodom Sihanouk of Cambodia.
April 8 » Bahr El-Baqar primary school bombing: Israeli bombers strike an Egyptian school. Forty-six children are killed.
April 10 » Paul McCartney announces that he is leaving The Beatles for personal and professional reasons.
June 4 » Tonga gains independence from the United Kingdom.
November 17 » Luna programme: The Soviet Union lands Lunokhod 1 on Mare Imbrium (Sea of Rains) on the Moon. This is the first roving remote-controlled robot to land on another world and is released by the orbiting Luna 17 spacecraft.
December 2 » The United States Environmental Protection Agency begins operations.
When copying data from this family tree, please include a reference to the origin: Herman van de Kolk, "Family tree Van de Kolk; volkstelling Nunspeet 1797", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-de-kolk-nunspeet/I7870.php : accessed June 20, 2024), "Dirk Lokhorst (1911-1970)".
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