The temperature on May 29, 1909 was between 8.1 °C and 16.5 °C and averaged 11.6 °C. There was 0.5 mm of rain. There was 3.1 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
April 27 » Sultan of Ottoman Empire Abdul Hamid II is overthrown, and is succeeded by his brother, Mehmed V.
June 26 » The Science Museum in London comes into existence as an independent entity.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
September 30 » The Cunard Line's RMS Mauretania makes a record-breaking westbound crossing of the Atlantic, that will not be bettered for 20 years.
December 4 » In Canadian football, the First Grey Cup game is played. The University of Toronto Varsity Blues defeat the Toronto Parkdale Canoe Club, 26–6.
Day of death June 7, 1968
The temperature on June 7, 1968 was between 6.8 °C and 17.0 °C and averaged 12.2 °C. There was 0.2 mm of rain. There was 0.5 hours of sunshine (3%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) 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.
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.
June 11 » Lloyd J. Old identified the first cell surface antigens that could differentiate among different cell types.
July 1 » Formal separation of the United Auto Workers from the AFL–CIO in the United States.
September 6 » Swaziland becomes independent.
October 12 » Equatorial Guinea becomes independent from Spain.
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/I174759.php : accessed October 17, 2026), "Albert Harmannus de Boer (1909-1968)".
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