The temperature on February 14, 1882 was about 9.9 °C. There was 2 mm of rain. The air pressure was 5 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 89%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
March 24 » Robert Koch announces the discovery of Mycobacterium tuberculosis, the bacterium responsible for tuberculosis.
June 30 » Charles J. Guiteau is hanged in Washington, D.C. for the assassination of U.S. President James Garfield.
July 26 » The Republic of Stellaland is founded in Southern Africa.
August 20 » Tchaikovsky's 1812 Overture debuts in Moscow, Russia.
September 4 » The Pearl Street Station in New York City becomes the first power plant to supply electricity to paying customers.
Day of marriage November 9, 1910
The temperature on November 9, 1910 was between 1.4 °C and 8.0 °C and averaged 4.5 °C. There was 1.6 mm of rain. There was 5.4 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
July 24 » The Ottoman Empire captures the city of Shkodër, putting down the Albanian Revolt of 1910.
September 26 » Indian journalist Swadeshabhimani Ramakrishna Pillai is arrested after publishing criticism of the government of Travancore and is exiled.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
Day of death March 28, 1957
The temperature on March 28, 1957 was between 3.9 °C and 10.7 °C and averaged 7.4 °C. There was 0.2 mm of rain during 0.1 hours. There was 6.3 hours of sunshine (50%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 5 » In a speech given to the United States Congress, United States President Dwight D. Eisenhower announces the establishment of what will later be called the Eisenhower Doctrine.
April 5 » In India, Communists win the first elections in united Kerala and E. M. S. Namboodiripad is sworn in as the first Chief Minister.
June 21 » Ellen Fairclough is sworn in as Canada's first female Cabinet Minister.
July 6 » Althea Gibson wins the Wimbledon championships, becoming the first black athlete to do so.
October 14 » At least 81 people are killed in the most devastating flood in the history of the Spanish city of Valencia.
November 3 » Sputnik program: The Soviet Union launches Sputnik 2. On board is the first animal to enter orbit, a dog named Laika.
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/I4364.php : accessed February 4, 2026), "Gerardus Antonius Keijsper (1882-1957)".
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