The temperature on March 5, 1953 was between 2.9 °C and 7.0 °C and averaged 5.1 °C. There was 0.2 mm of rain during 2.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
April 13 » CIA director Allen Dulles launches the mind-control program Project MKUltra.
May 4 » Ernest Hemingway wins the Pulitzer Prize for The Old Man and the Sea.
June 8 » An F5 tornado hits Beecher, Michigan, killing 116, injuring 844, and destroying 340 homes.
July 26 » Soldiers from the 2nd Battalion, Royal Australian Regiment repel a number of Chinese assaults against a key position known as The Hook during the Battle of the Samichon River, just hours before the Armistice Agreement is signed, ending the Korean War.
August 12 » The first testing of a real thermonuclear weapon (not test devices): The Soviet atomic bomb project continues with the detonation of "RDS-6s" (Joe 4), the first Soviet thermonuclear bomb.
October 29 » BCPA Flight 304 DC-6 crashes near San Francisco.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I6507.php : accessed January 22, 2026), "Jan van de Merwe (1953-)".
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