The temperature on June 18, 1911 was between 11.5 °C and 20.0 °C and averaged 15.8 °C. There was 7.8 mm of rain. There was 7.5 hours of sunshine (45%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
January 21 » The first Monte Carlo Rally takes place.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage February 9, 1949
The temperature on February 9, 1949 was between 0.7 °C and 10.9 °C and averaged 4.5 °C. There was 8.5 mm of rain during 4.4 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 14 » The Knesset (parliament of Israel) convenes for the first time.
May 20 » In the United States, the Armed Forces Security Agency, the predecessor to the National Security Agency, is established.
June 5 » Thailand elects Orapin Chaiyakan, the first female member of Thailand's Parliament.
June 14 » Albert II, a rhesus monkey, rides a V-2 rocket to an altitude of 134km (83mi), thereby becoming the first monkey in space.
August 3 » The Basketball Association of America and the National Basketball League finalize the merger that would create the National Basketball Association.
October 16 » The Greek Communist Party announces a "temporary cease-fire", thus ending the Greek Civil War.
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I534.php : accessed October 4, 2026), "LOUISE HENRIETTE SMIT (1911-)".
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