The temperature on November 2, 1911 was between 0.4 °C and 10.9 °C and averaged 5.5 °C. There was 1.4 mm of rain. There was 2.8 hours of sunshine (29%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. 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 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
September 7 » French poet Guillaume Apollinaire is arrested and put in jail on suspicion of stealing the Mona Lisa from the Louvre museum.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of marriage May 13, 1937
The temperature on May 13, 1937 was between 8.0 °C and 15.7 °C and averaged 10.9 °C. There was 0.8 mm of rain during 0.8 hours. There was 1.5 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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/I137008.php : accessed October 25, 2026), "Willem Tjoelker (1911-)".
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