The temperature on June 27, 1911 was between 7.1 °C and 15.7 °C and averaged 11.8 °C. There was 0.6 mm of rain. There was 5.2 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
October 5 » The Kowloon–Canton Railway commences service.
Day of death December 9, 1987
The temperature on December 9, 1987 was between -7.7 °C and -3.4 °C and averaged -5.3 °C. There was 0.7 hours of sunshine (9%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 22 » Philippine security forces open fire on a crowd of 10,000–15,000 demonstrators at Malacañang Palace, Manila, killing 13.
February 2 » After the 1986 People Power Revolution, the Philippines enacts a new constitution.
May 15 » The Soviet Union launches the Polyus prototype orbital weapons platform. It fails to reach orbit.
August 7 » Cold War: Lynne Cox becomes the first person to swim from the United States to the Soviet Union, crossing the Bering Strait from Little Diomede Island in Alaska to Big Diomede in the Soviet Union.
October 1 » The 5.9 Mw Whittier Narrows earthquake shakes the San Gabriel Valley with a Mercalli intensity of VIII (Severe), killing eight and injuring 200.
October 11 » Start of Operation Pawan by Indian forces in Sri Lanka. Thousands of civilians, insurgents, soldiers die.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I13041.php : accessed February 20, 2026), "Cornelis de Graaf (1911-1987)".
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