March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
October 21 » The Republic of Formosa collapses as Japanese forces invade.
November 28 » The first American automobile race takes place over the 54 miles from Chicago's Jackson Park to Evanston, Illinois. Frank Duryea wins in approximately 10 hours.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of death June 28, 1968
The temperature on June 28, 1968 was between 11.1 °C and 21.8 °C and averaged 15.8 °C. There was 12.1 mm of rain during 4.6 hours. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
February 16 » In Haleyville, Alabama, the first 9-1-1 emergency telephone system goes into service.
July 1 » Formal separation of the United Auto Workers from the AFL–CIO in the United States.
July 20 » The first International Special Olympics Summer Games are held at Soldier Field in Chicago, with about 1,000 athletes with intellectual disabilities.
August 28 » The police rioted during the Democratic National Convention, beating up anti-war protesters, peaceful demonstrators, innocent bystanders, and members of the press.
December 20 » The Zodiac Killer kills Betty Lou Jenson and David Faraday in Vallejo, California.
Day of burial July 3, 1968
The temperature on July 3, 1968 was between 8.3 °C and 19.5 °C and averaged 15.7 °C. There was 0.1 mm of rain during 0.3 hours. There was 11.6 hours of sunshine (70%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
January 21 » Vietnam War: Battle of Khe Sanh: One of the most publicized and controversial battles of the war begins.
January 31 » Nauru gains independence from Australia.
February 1 » Vietnam War: The execution of Viet Cong officer Nguyễn Văn Lém by South Vietnamese National Police Chief Nguyễn Ngọc Loan is recorded on motion picture film, as well as in an iconic still photograph taken by Eddie Adams.
February 12 » Phong Nhị and Phong Nhất massacre.
October 26 » Soviet cosmonaut Georgy Beregovoy pilots Soyuz 3 into space for a four-day mission.
December 27 » Apollo program: Apollo 8 splashes down in the Pacific Ocean, ending the first orbital manned mission to the Moon.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I68109.php : accessed October 12, 2026), "Baukje Kooistra (1895-1968)".
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