The temperature on May 7, 1911 was between 1.6 °C and 15.4 °C and averaged 9.3 °C. There was 13.6 hours of sunshine (89%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage July 2, 1947
The temperature on July 2, 1947 was between 11.8 °C and 22.1 °C and averaged 17.1 °C. There was 2.5 mm of rain during 0.9 hours. There was 7.2 hours of sunshine (43%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
April 28 » Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to demonstrate that Peruvian natives could have settled Polynesia.
July 8 » Reports are broadcast that a UFO crash landed in Roswell, New Mexico in what became known as the Roswell UFO incident.
October 16 » The Philippines takes over the administration of the Turtle Islands and the Mangsee Islands from the United Kingdom.
November 6 » Meet the Press, the longest running television program in history, makes its debut.
November 29 » Partition Plan: The United Nations General Assembly approves a plan for the partition of Palestine.
December 23 » The transistor is first demonstrated at Bell Laboratories.
Day of death May 7, 1989
The temperature on May 7, 1989 was between 4.9 °C and 14.7 °C and averaged 9.9 °C. There was 9.0 hours of sunshine (59%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 24 » United Airlines Flight 811, bound for New Zealand from Honolulu, rips open during flight, blowing nine passengers out of the business-class section.
June 21 » The U.S. Supreme Court rules in Texas v. Johnson, 491 U.S. 397, that American flag-burning is a form of political protest protected by the First Amendment.
August 2 » A massacre is carried out by an Indian Peace Keeping Force in Sri Lanka killing 64 ethnic Tamil civilians.
October 15 » Wayne Gretzky becomes the all-time leading points scorer in the NHL.
December 16 » U.S. Appeals Court Judge Robert Smith Vance is assassinated by a mail bomb sent by Walter Leroy Moody, Jr.
December 25 » Romanian Revolution: Deposed President of Romania Nicolae Ceaușescu and his wife, Elena, are condemned to death and executed after a summary trial.
When copying data from this family tree, please include a reference to the origin: Hans Mobron, "Family tree Mobron", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-mobron/I356.php : accessed January 16, 2026), "Pieter "Piet" Mobron (1911-1989)".
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