The temperature on June 19, 1930 was between 12.7 °C and 26.6 °C and averaged 19.9 °C. There was 12.8 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
May 1 » "Pluto" is officially proposed for the name of the newly-discovered dwarf planet Pluto by Vesto Slipher in the Lowell Observatory Observation Circular. The name quickly catches on.
July 7 » Industrialist Henry J. Kaiser begins construction of Boulder Dam (now known as Hoover Dam).
October 3 » The German Socialist Labour Party in Poland – Left is founded.
Day of marriage July 11, 1959
The temperature on July 11, 1959 was between 14.5 °C and 30.7 °C and averaged 21.5 °C. There was 13.1 hours of sunshine (80%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 4 » Luna 1 becomes the first spacecraft to reach the vicinity of the Moon.
April 9 » Project Mercury: NASA announces the selection of the United States' first seven astronauts, whom the news media quickly dub the "Mercury Seven".
June 14 » Disneyland Monorail System, the first daily operating monorail system in the Western Hemisphere, opens to the public in Anaheim, California.
June 20 » A rare June hurricane strikes Canada's Gulf of St. Lawrence killing 35.
September 26 » Typhoon Vera, the strongest typhoon to hit Japan in recorded history, makes landfall, killing 4,580 people and leaving nearly 1.6 million others homeless.
September 27 » Typhoon Vera kills nearly 5,000 people in Japan.
Day of death January 12, 2007
The temperature on January 12, 2007 was between 7.7 °C and 12.1 °C and averaged 10.1 °C. There was -0.1 mm of rain. There was 0.5 hours of sunshine (6%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Friday, July 7, 2006 to Thursday, February 22, 2007 the cabinet Balkenende III, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
February 2 » Police officer Filippo Raciti is killed when a clash breaks out in the Sicily derby between Catania and Palermo, in the Serie A, the top flight of Italian football. This event led to major changes in stadium regulations in Italy.
March 11 » Georgia claims Russian helicopters attacked the Kodori Valley in Abkhazia, an accusation that Russia categorically denies later.
June 13 » The Al Askari Mosque is bombed for a second time.
August 3 » Former Deputy Director of the Chilean secret police Raúl Iturriaga is captured after having been on the run following a conviction for kidnapping.
September 18 » Buddhist monks join anti-government protesters in Myanmar, starting what some call the Saffron Revolution.
September 24 » Between 30,000 and 100,000 people take part in anti-government protests in Yangon, Burma, the largest in 20 years.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I9448.php : accessed January 18, 2026), "Johannes Steyn (1930-2007)".
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