The temperature on February 15, 1958 was between 9.7 °C and 12.8 °C and averaged 11.0 °C. There was 2.2 mm of rain during 1.3 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 4 » Sputnik 1, the first artificial Earth satellite, launched by the Soviet Union in 1957, falls to Earth from orbit.
March 19 » The Monarch Underwear Company fire leaves 24 dead and 15 injured.
June 17 » The Ironworkers Memorial Second Narrows Crossing, in the process of being built to connect Vancouver and North Vancouver (Canada), collapses into the Burrard Inlet killing 18 ironworkers and injuring others.
July 1 » The Canadian Broadcasting Corporation links television broadcasting across Canada via microwave.
September 12 » Jack Kilby demonstrates the first working integrated circuit while working at Texas Instruments.
December 5 » Subscriber Trunk Dialling (STD) is inaugurated in the United Kingdom by Queen Elizabeth II when she speaks to the Lord Provost in a call from Bristol to Edinburgh.
Day of death April 11, 1974
The temperature on April 11, 1974 was between 3.5 °C and 20.5 °C and averaged 11.5 °C. There was 7.4 hours of sunshine (54%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 23 » The Symbionese Liberation Army demands $4 million more to release kidnap victim Patty Hearst.
March 3 » Turkish Airlines Flight 981 crashes at Ermenonville near Paris, France killing all 346 aboard.
April 29 » Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.
May 1 » The Argentine terrorist organization Montoneros is expelled from Plaza de Mayo by president Juan Perón.
September 1 » The SR-71 Blackbird sets (and holds) the record for flying from New York to London in the time of 1 hour, 54 minutes and 56.4 seconds at a speed of 1,435.587 miles per hour (2,310.353km/h).
September 10 » Guinea-Bissau gains independence from Portugal.
When copying data from this family tree, please include a reference to the origin: B. Zwanepol, "Genealogy Zwanepol", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-zwanepol/I69390.php : accessed December 24, 2025), "Hendrik Schuurkamp (1958-1974)".
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