The temperature on January 30, 1911 was between -4.4 °C and 2.2 °C and averaged -1.6 °C. There was 7.0 hours of sunshine (78%). 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.
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.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
September 29 » Italy declares war on the Ottoman Empire.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of marriage May 30, 1936
The temperature on May 30, 1936 was between 5.8 °C and 14.8 °C and averaged 10.6 °C. There was 2.7 mm of rain during 2.3 hours. There was 2.0 hours of sunshine (12%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
February 26 » In the February 26 Incident, young Japanese military officers attempt to stage a coup against the government.
May 21 » Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
June 15 » First flight of the Vickers Wellington bomber.
July 11 » The Triborough Bridge in New York City is opened to traffic.
November 8 » Spanish Civil War: Francoist troops fail in their effort to capture Madrid, but begin the 3-year Siege of Madrid afterwards.
November 12 » In California, the San Francisco–Oakland Bay Bridge opens to traffic.
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/I122294.php : accessed October 23, 2026), "Jelte van der Kooi (1911-)".
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