The temperature on April 1, 1889 was about 4.7 °C. There was 2 mm of rain. The air pressure was 16 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 92%. Source: KNMI
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
Day of marriage June 1, 1917
The temperature on June 1, 1917 was between 6.3 °C and 23.3 °C and averaged 16.2 °C. There was 13.8 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 11 » The Kingsland munitions factory explosion occurs as a result of sabotage.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
March 4 » Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives.
October 4 » World War I: The Battle of Broodseinde is fought between the British and German armies in Flanders.
October 31 » World War I: Battle of Beersheba: The "last successful cavalry charge in history".
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of death February 20, 1961
The temperature on February 20, 1961 was between 3.5 °C and 5.8 °C and averaged 4.3 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 25 » In Washington, D.C., President John F. Kennedy delivers the first live presidential television news conference.
January 31 » Project Mercury: Mercury-Redstone 2: Ham the Chimp travels into outer space.
May 14 » Civil rights movement: A white mob twice attacks a Freedom Riders bus near Anniston, Alabama, before fire-bombing the bus and attacking the civil rights protesters who flee the burning vehicle.
September 12 » The African and Malagasy Union is founded.
September 16 » The United States National Hurricane Research Project drops eight cylinders of silver iodide into the eyewall of Hurricane Esther. Wind speed reduces by 10%, giving rise to Project Stormfury.
September 28 » A military coup in Damascus effectively ends the United Arab Republic, the union between Egypt and Syria.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I303643.php : accessed February 26, 2026), "Jantien Manting (1889-1961)".
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