The temperature on December 24, 1911 was between 0.3 °C and 9.0 °C and averaged 5.1 °C. There was 1.4 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 26 » Glenn Curtiss flies the first successful American seaplane.
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
Day of death June 26, 1962
The temperature on June 26, 1962 was between 9.6 °C and 14.9 °C and averaged 11.8 °C. There was 6.2 mm of rain during 6.8 hours. There was 3.5 hours of sunshine (21%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 15 » The Derveni papyrus, Europe's oldest surviving manuscript dating to 340 BC, is found in northern Greece.
March 2 » Wilt Chamberlain sets the single-game scoring record in the National Basketball Association by scoring 100 points.
June 2 » During the FIFA World Cup, police had to intervene multiple times in fights between Chilean and Italian players in one of the most violent games in football history.
August 31 » Trinidad and Tobago becomes independent.
September 27 » The Yemen Arab Republic is established.
October 11 » The Second Vatican Council becomes the first ecumenical council of the Roman Catholic Church in 92 years.
When copying data from this family tree, please include a reference to the origin: J. Hartjesveld-van der Graaf, "Family tree Van der Graaf", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-der-graaf/I53.php : accessed April 17, 2026), "Dingeman van der Graaf (1911-1962)".
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