The temperature on November 8, 1947 was between 6.6 °C and 12.1 °C and averaged 9.1 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 6 » Pan American Airlines becomes the first commercial airline to offer a round-the-world ticket.
March 12 » Cold War: The Truman Doctrine is proclaimed to help stem the spread of Communism.
March 17 » First flight of the B-45 Tornado strategic bomber.
April 28 » Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to demonstrate that Peruvian natives could have settled Polynesia.
December 2 » Jerusalem Riots of 1947: Riots break out in Jerusalem in response to the United Nations Partition Plan for Palestine.
December 23 » The transistor is first demonstrated at Bell Laboratories.
Day of marriage October 15, 1971
The temperature on October 15, 1971 was between -2.2 °C and 10.4 °C and averaged 4.0 °C. There was -0.1 mm of rain. There was 9.1 hours of sunshine (85%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 25 » Idi Amin leads a coup deposing Milton Obote and becomes Uganda's president.
March 7 » Sheikh Mujibur Rahman, political leader of then East Pakistan (present day-Bangladesh), delivers his historic 7th March speech in the Racecourse Field (Now Suhrawardy Udyan) in Dhaka.
July 31 » Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
August 9 » The Troubles: The British Army in Northern Ireland launches Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
August 10 » The Society for American Baseball Research is founded in Cooperstown, New York.
November 10 » In Cambodia, Khmer Rouge forces attack the city of Phnom Penh and its airport, killing 44, wounding at least 30 and damaging nine aircraft.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I420.php : accessed October 23, 2026), "Henricus Maria Boonhof (1947-2026)".
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