The temperature on December 20, 1887 was about 0.9 °C. There was 5 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
Day of marriage May 17, 1911
The temperature on May 17, 1911 was between 11.6 °C and 18.1 °C and averaged 14.7 °C. There was 8.1 hours of sunshine (51%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
Day of death June 8, 1960
The temperature on June 8, 1960 was between 7.2 °C and 21.6 °C and averaged 15.2 °C. There was 0.2 mm of rain during 0.7 hours. There was 8.3 hours of sunshine (50%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
June 25 » Cold War: Two cryptographers working for the United States National Security Agency left for vacation to Mexico, and from there defected to the Soviet Union.
July 20 » The Polaris missile is successfully launched from a submarine, the USSGeorge Washington, for the first time.
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
August 19 » Sputnik program: Korabl-Sputnik 2: The Soviet Union launches the satellite with the dogs Belka and Strelka, 40 mice, two rats and a variety of plants.
October 29 » In Louisville, Kentucky, Cassius Clay (who later takes the name Muhammad Ali) wins his first professional fight.
November 3 » The land that would become the Great Swamp National Wildlife Refuge was established by an Act of Congress after a year-long legal battle that pitted local residents against Port Authority of New York and New Jersey officials wishing to turn the Great Swamp into a major regional airport for jet aircraft.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I13103.php : accessed February 15, 2026), "Andries van Koot (1887-1960)".
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