The temperature on May 2, 1911 was between 5.1 °C and 16.2 °C and averaged 11.0 °C. There was 1.9 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
April 27 » Following the resignation and death of William P. Frye, a compromise is reached to rotate the office of President pro tempore of the United States Senate.
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.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
Day of death February 20, 1981
The temperature on February 20, 1981 was between -4.7 °C and -0.2 °C and averaged -1.6 °C. There was 1.2 mm of rain during 5.0 hours. There was 1.3 hours of sunshine (13%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
May 12 » Francis Hughes, Provisional IRA hunger striker, dies in the Maze Prison, Northern Ireland.
May 13 » Mehmet Ali Ağca attempts to assassinate Pope John Paul II in St. Peter's Square in Rome. The Pope is rushed to the Agostino Gemelli University Polyclinic to undergo emergency surgery and survives.
September 25 » Belize joins the United Nations.
November 11 » Antigua and Barbuda joins the United Nations.
December 15 » A suicide car bombing targeting the Iraqi embassy in Beirut, Lebanon, levels the embassy and kills 61 people, including Iraq's ambassador to Lebanon. The attack is considered the first modern suicide bombing.
December 17 » American Brigadier General James L. Dozier is abducted by the Red Brigades in Verona, Italy.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I429.php : accessed January 18, 2026), "Arnoldus Aarts (1911-1981)".
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