The temperature on October 17, 1911 was between 2.3 °C and 14.8 °C and averaged 8.0 °C. There was 9.0 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
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.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
November 11 » Many cities in the Midwestern United States break their record highs and lows on the same day as a strong cold front rolls through.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of marriage December 23, 1937
The temperature on December 23, 1937 was between 1.2 °C and 8.7 °C and averaged 5.7 °C. There was 1.5 mm of rain during 1.3 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
May 21 » A Soviet station, North Pole-1, becomes the first scientific research settlement to operate on the drift ice of the Arctic Ocean.
July 6 » Spanish Civil War: Battle of Brunete: The battle begins with Spanish Republican troops going on the offensive against the Nationalists to relieve pressure on Madrid.
July 26 » Spanish Civil War: End of the Battle of Brunete with the Nationalist victory.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
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/I136087.php : accessed October 21, 2026), "Maria de Jager (1911-)".
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