The temperature on April 11, 1950 was between 4.9 °C and 9.0 °C and averaged 6.8 °C. There was 0.2 mm of rain during 0.2 hours. There was 1.5 hours of sunshine (11%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 21 » American lawyer and government official Alger Hiss is convicted of perjury.
March 17 » Researchers at the University of California, Berkeley announce the creation of element 98, which they name "californium".
May 5 » Bhumibol Adulyadej is crowned as King of Thailand.
May 13 » The first round of the Formula One World Championship is held at Silverstone.
September 11 » Korean War: President Harry S. Truman approved military operations north of the 38 parallel.
October 19 » China defeats the Tibetan Army at Chambo.
Day of marriage July 16, 1973
The temperature on July 16, 1973 was between 13.6 °C and 22.6 °C and averaged 17.5 °C. There was 1.7 mm of rain during 1.7 hours. There was 7.4 hours of sunshine (45%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
January 8 » Soviet space mission Luna 21 is launched.
January 22 » A chartered Boeing 707 explodes in flames upon landing at Kano Airport, Nigeria, killing 176.
January 22 » In a bout for the world heavyweight boxing championship in Kingston, Jamaica, challenger George Foreman knocks down champion Joe Frazier six times in the first two rounds before the fight is stopped by referee Arthur Mercante.
April 6 » The American League of Major League Baseball begins using the designated hitter.
May 17 » Watergate scandal: Televised hearings begin in the United States Senate.
December 9 » British and Irish authorities sign the Sunningdale Agreement in an attempt to establish a power-sharing Northern Ireland Executive and a cross-border Council of Ireland.
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/I12245.php : accessed February 15, 2026), "Roger Dean Bohlsen (1950-)".
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