The temperature on November 16, 1873 was about 8.3 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 86%. 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).
February 1 » Shinhan Bank, the oldest bank in South Korea, opens in Seoul.
February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death September 14, 1964
The temperature on September 14, 1964 was between 8.8 °C and 28.2 °C and averaged 18.1 °C. There was 0.3 mm of rain during 0.2 hours. There was 8.5 hours of sunshine (66%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 30 » In a bloodless coup, General Nguyễn Khánh overthrows General Dương Văn Minh's military junta in South Vietnam.
March 1 » Villarrica Volcano begins a strombolian eruption causing lahars that destroy half of the town of Coñaripe.
March 27 » The Good Friday earthquake, the most powerful earthquake recorded in North American history at a magnitude of 9.2 strikes Southcentral Alaska, killing 125 people and inflicting massive damage to the city of Anchorage.
June 2 » The Palestine Liberation Organization (PLO) is formed.
August 12 » South Africa is banned from the Olympic Games due to the country's racist policies.
November 28 » Mariner program: NASA launches the Mariner 4 probe toward Mars.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4108.php : accessed February 11, 2026), "Cornelis Willebrordus Keijsper (1873-1964)".
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