January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
August 9 » Edward VII and Alexandra of Denmark are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
Day of marriage February 1, 1929
The temperature on February 1, 1929 was between -2.1 °C and 1.6 °C and averaged 0.1 °C. There was 0.3 hours of sunshine (3%). The average windspeed was 6 Bft (strong wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 1 » The former municipalities of Point Grey, British Columbia and South Vancouver, British Columbia are amalgamated into Vancouver.
February 9 » Members of the Viet Nam Quoc Dan Dang assassinated the labor recruiter Bazin, prompting a crackdown by French colonial authorities.
February 21 » In the first battle of the Warlord Rebellion in northeastern Shandong against the Nationalist government of China, a 24,000-strong rebel force led by Zhang Zongchang was defeated at Zhifu by 7,000 NRA troops.
August 23 » Hebron Massacre during the 1929 Palestine riots: Arab attack on the Jewish community in Hebron in the British Mandate of Palestine, continuing until the next day, resulted in the death of 65–68 Jews and the remaining Jews being forced to leave the city.
October 3 » The Kingdom of Serbs, Croats and Slovenes is renamed to Yugoslavia by King Alexander I.
December 27 » Soviet General Secretary Joseph Stalin orders the "liquidation of the kulaks as a class".
Day of death December 1, 1968
The temperature on December 1, 1968 was between 4.0 °C and 7.0 °C and averaged 5.1 °C. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
March 16 » Vietnam War: My Lai Massacre occurs; between 347 and 500 Vietnamese villagers (men, women, and children) are killed by American troops.
March 21 » Battle of Karameh in Jordan between the Israel Defense Forces and the combined forces of the Jordanian Armed Forces and PLO.
August 2 » An earthquake hits Casiguran, Aurora, Philippines killing more than 270 people and wounding 261.
September 24 » First episode of 60 Minutes airs on television.
November 1 » The Motion Picture Association of America's film rating system is officially introduced, originating with the ratings G, M, R, and X.
Day of burial December 5, 1968
The temperature on December 5, 1968 was between 0.7 °C and 2.6 °C and averaged 1.7 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
April 10 » The TEV Wahine, a New Zealand ferry sinks in Wellington harbour due to a fierce storm – the strongest winds ever in Wellington. Out of the 734 people on board, fifty-three died.
July 8 » The Chrysler wildcat strike begins in Detroit, Michigan.
October 11 » NASA launches Apollo 7, the first successful manned Apollo mission.
October 16 » Tommie Smith and John Carlos are ejected from the US Olympic team for participating in the Olympics Black Power salute.
December 25 » Kilvenmani massacre: Forty-four Dalits (untouchables) are burnt to death in Kizhavenmani village, Tamil Nadu, a retaliation for a campaign for higher wages by Dalit laborers.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I135503.php : accessed February 11, 2026), "Herman Ridderinkhof (1902-1968)".
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