The temperature on April 21, 1911 was between 1.3 °C and 15.1 °C and averaged 9.7 °C. There was 4.6 hours of sunshine (32%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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.
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.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
September 29 » Italy declares war on the Ottoman Empire.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
Day of death March 9, 1993
The temperature on March 9, 1993 was between -1.3 °C and 8.3 °C and averaged 3.2 °C. There was 10.4 hours of sunshine (91%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
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.
January 1 » Dissolution of Czechoslovakia: Czechoslovakia is divided into the Czech Republic and Slovak Republic.
January 13 » Space Shuttle program: Endeavour heads for space for the third time as STS-54 launches from the Kennedy Space Center.
March 27 » Jiang Zemin is appointed President of the People's Republic of China.
May 24 » Roman Catholic Cardinal Juan Jesús Posadas Ocampo and five other people are assassinated in a shootout at Miguel Hidalgo y Costilla Guadalajara International Airport in Mexico.
September 21 » Russian President Boris Yeltsin triggers a constitutional crisis when he suspends parliament and scraps the constitution.
November 18 » In the United States, the North American Free Trade Agreement (NAFTA) is approved by the House of Representatives.
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/I112964.php : accessed December 29, 2025), "Janke Postmus (1911-1993)".
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