The temperature on February 9, 1890 was about -0.9 °C. The air pressure was 3 kgf/m2 and came mainly from the east. The airpressure was 77 cm mercury. The atmospheric humidity was 89%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 10 » Wyoming is admitted as the 44th U.S. state.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
September 25 » The United States Congress establishes Sequoia National Park.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of death June 25, 1967
The temperature on June 25, 1967 was between 12.1 °C and 24.1 °C and averaged 18.2 °C. There was 4.4 mm of rain during 1.9 hours. There was 7.0 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 10 » The 25th Amendment to the United States Constitution is ratified.
July 3 » The Aden Emergency: The Battle of the Crater in which the British Argyll and Sutherland Highlanders retake the Crater district following the Arab Police mutiny.
July 6 » Nigerian Civil War: Nigerian forces invade Biafra, beginning the war.
August 30 » Thurgood Marshall is confirmed as the first African American Justice of the Supreme Court of the United States.
September 30 » The BBC Light Programme, Third Programme and Home Service are replaced with BBC Radio 2, 3 and 4 Respectively, BBC Radio 1 is also launched.
December 3 » At Groote Schuur Hospital in Cape Town, South Africa, a transplant team headed by Christiaan Barnard carries out the first heart transplant on a human (53-year-old Louis Washkansky).
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I76312.php : accessed January 26, 2026), "Wilhelmina Roodenburg (1890-1967)".
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