The temperature on February 14, 1911 was between -3.9 °C and -1.4 °C and averaged -2.2 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins 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.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of death April 12, 1978
The temperature on April 12, 1978 was between -0.5 °C and 7.2 °C and averaged 2.5 °C. There was 2.4 mm of rain during 2.6 hours. There was 4.3 hours of sunshine (31%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
January 18 » The European Court of Human Rights finds the United Kingdom's government guilty of mistreating prisoners in Northern Ireland, but not guilty of torture.
March 22 » Karl Wallenda of The Flying Wallendas dies after falling off a tight-rope suspended between two hotels in San Juan, Puerto Rico.
April 27 » Former United States President Nixon aide John D. Ehrlichman is released from an Arizona prison after serving 18 months for Watergate-related crimes.
May 8 » The first ascent of Mount Everest without supplemental oxygen, by Reinhold Messner and Peter Habeler.
July 25 » Birth of Louise Joy Brown, the first human to have been born after conception by in vitro fertilisation, or IVF.
December 4 » Following the murder of Mayor George Moscone, Dianne Feinstein becomes San Francisco's first female mayor.
When copying data from this family tree, please include a reference to the origin: Dirk Maier, "Family tree Maier", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-maier/I187.php : accessed February 17, 2026), "Lidy Wijnen (1911-1978)".
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