The temperature on May 21, 1911 was between 6.5 °C and 17.7 °C and averaged 11.8 °C. There was 11.1 hours of sunshine (70%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
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.
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
September 29 » Italy declares war on the Ottoman Empire.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
Day of marriage September 10, 1932
The temperature on September 10, 1932 was between 12.5 °C and 21.6 °C and averaged 16.2 °C. There was 0.4 mm of rain during 0.2 hours. There was 5.7 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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.
July 28 » U.S. President Herbert Hoover orders the United States Army to forcibly evict the "Bonus Army" of World War I veterans gathered in Washington, D.C.
September 5 » The French Upper Volta is broken apart between Ivory Coast, French Sudan, and Niger.
October 15 » Tata Airlines (later to become Air India) makes its first flight.
November 3 » Panagis Tsaldaris becomes the 142nd Prime Minister of Greece.
November 8 » Franklin D. Roosevelt is elected as the 32nd President of the United States, defeating incumbent president Herbert Hoover.
Day of death February 18, 1984
The temperature on February 18, 1984 was between -6.2 °C and 3.4 °C and averaged -2.2 °C. There was 8.3 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 3 » John Buster and the research team at Harbor-UCLA Medical Center announce history's first embryo transfer, from one woman to another resulting in a live birth.
May 8 » The Thames Barrier is officially opened, preventing the floodplain of most of Greater London from being flooded except under extreme circumstances.
June 5 » Operation Blue Star: Under orders from India's prime minister, Indira Gandhi, the Indian Army begins an invasion of the Golden Temple, the holiest site of the Sikh religion.
June 22 » Virgin Atlantic launches with its first flight from London to Newark.
July 25 » Salyut 7 cosmonaut Svetlana Savitskaya becomes the first woman to perform a space walk.
November 14 » Zamboanga City mayor Cesar Climaco, a prominent critic of the government of Philippine President Ferdinand Marcos, is assassinated in his home city.
When copying data from this family tree, please include a reference to the origin: Hilbert Botter, "Family tree Botter", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-botter/I4286.php : accessed January 14, 2026), "Trijntje Knoop (1911-1984)".
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