The temperature on June 1, 1911 was between 12.8 °C and 23.6 °C and averaged 18.4 °C. There was 14.0 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of marriage May 2, 1934
The temperature on May 2, 1934 was between 9.7 °C and 17.4 °C and averaged 13.0 °C. There was 3.8 mm of rain during 1.8 hours. There was 2.2 hours of sunshine (15%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 15 » The 8.0 Mw Nepal–Bihar earthquake strikes Nepal and Bihar with a maximum Mercalli intensity of XI (Extreme), killing an estimated 6,000–10,700 people.
January 26 » The Apollo Theater reopens in Harlem, New York City.
February 6 » Far-right leagues rally in front of the Palais Bourbon in an attempted coup against the French Third Republic, creating a political crisis in France.
March 26 » The United Kingdom driving test is introduced.
June 19 » The Communications Act of 1934 establishes the United States' Federal Communications Commission (FCC).
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
Day of death August 7, 1975
The temperature on August 7, 1975 was between 17.8 °C and 32.8 °C and averaged 26.0 °C. There was 12.3 hours of sunshine (81%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 21 » Watergate scandal: Former United States Attorney General John N. Mitchell and former White House aides H. R. Haldeman and John Ehrlichman are sentenced to prison.
March 25 » Faisal of Saudi Arabia is shot and killed by a mentally ill nephew.
May 28 » Fifteen West African countries sign the Treaty of Lagos, creating the Economic Community of West African States.
August 14 » The Rocky Horror Picture Show, the longest-running release in film history, opens in London.
September 30 » The AH-64 Apache makes its first flight. Eight years later, the first production model rolled out of the assembly line.
November 3 » Syed Nazrul Islam, A. H. M. Qamaruzzaman, Tajuddin Ahmad, and Muhammad Mansur Ali, Bangladeshi politicians and Sheikh Mujibur Rahman loyalists, are murdered in the Dhaka Central Jail.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I16255.php : accessed February 12, 2026), "Reinier Jan Korzelius (1911-1975)".
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