The temperature on January 24, 1909 was between -6.4 °C and 5.1 °C and averaged -1.6 °C. There was 6.6 hours of sunshine (76%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
May 31 » The National Negro Committee, forerunner to the National Association for the Advancement of Colored People (NAACP), convenes for the first time.
August 24 » Workers start pouring concrete for the Panama Canal.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
December 4 » The Montreal Canadiens ice hockey club, the oldest surviving professional hockey franchise in the world, is founded as a charter member of the National Hockey Association.
Day of marriage May 31, 1934
The temperature on May 31, 1934 was between 7.0 °C and 24.9 °C and averaged 16.7 °C. There was 12.3 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 6 » Far-right leagues rally in front of the Palais Bourbon in an attempted coup against the French Third Republic, creating a political crisis in France.
March 24 » United States Congress passes the Tydings-McDuffie Act, allowing the Philippines to become a self-governing commonwealth.
April 12 » The U.S. Auto-Lite strike begins, culminating in a five-day melee between Ohio National Guard troops and 6,000 strikers and picketers.
June 15 » The United States Great Smoky Mountains National Park is founded.
September 21 » A large typhoon hits western Honshū, Japan, killing more than three thousand people.
October 9 » An Ustashe assassin kills King Alexander I of Yugoslavia and Louis Barthou, Foreign Minister of France, in Marseille.
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/I117857.php : accessed January 2, 2026), "Pietertje Posthumus (1909-)".
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