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
February 21 » In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
August 7 » The Bombay Municipal Corporation formally takes over the Bombay Electric Supply and Transport (BEST).
October 20 » The House Un-American Activities Committee begins its investigation into Communist infiltration of the Hollywood film industry, resulting in a blacklist that prevents some from working in the industry for years.
November 17 » American scientists John Bardeen and Walter Houser Brattain observe the basic principles of the transistor, a key element for the electronics revolution of the 20th century.
November 25 » New Zealand ratifies the Statute of Westminster and thus becomes independent of legislative control by the United Kingdom.
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
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 25, 2026), "Henricus Maria Boonhof (1947-2026)".
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