The temperature on September 2, 1911 was between 9.5 °C and 29.2 °C and averaged 19.3 °C. There was 11.2 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
March 29 » The M1911 .45 ACP pistol becomes the official U.S. Army side arm.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
November 5 » After declaring war on the Ottoman Empire on September 29, 1911, Italy annexes Tripoli and Cyrenaica.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of marriage July 25, 1931
The temperature on July 25, 1931 was between 14.0 °C and 23.4 °C and averaged 17.8 °C. There was 7.6 mm of rain during 1.3 hours. There was 4.0 hours of sunshine (25%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
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/I168960.php : accessed October 18, 2026), "Elisabeth Posthuma (1911-)".
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