The temperature on December 17, 1911 was between 5.4 °C and 9.9 °C and averaged 7.7 °C. There was 0.2 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
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.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
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 September 13, 1978
The temperature on September 13, 1978 was between 10.9 °C and 18.6 °C and averaged 15.4 °C. There was -0.1 mm of rain. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
February 8 » Proceedings of the United States Senate are broadcast on radio for the first time.
June 26 » Air Canada Flight 189, flying to Toronto, overruns the runway and crashes into the Etobicoke Creek ravine. Two of the 107 passengers on board perish.
June 28 » The United States Supreme Court, in Regents of the University of California v. Bakke bars quota systems in college admissions.
July 25 » Birth of Louise Joy Brown, the first human to have been born after conception by in vitro fertilisation, or IVF.
September 7 » While walking across Waterloo Bridge in London, Bulgarian dissident Georgi Markov is assassinated by Bulgarian secret police agent Francesco Gullino by means of a ricin pellet fired from a specially-designed umbrella.
November 17 » The Star Wars Holiday Special airs on CBS, receiving negative reception from critics, fans, and even Star Wars creator George Lucas.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I143786.php : accessed October 10, 2026), "Ment Mulder (1911-1978)".
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