The temperature on June 13, 1911 was between 5.3 °C and 17.0 °C and averaged 11.6 °C. There was 5.2 mm of rain. There was 7.3 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
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 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
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.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of marriage August 26, 1935
The temperature on August 26, 1935 was between 12.3 °C and 25.5 °C and averaged 18.4 °C. There was 10.3 hours of sunshine (73%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
May 24 » The first night game in Major League Baseball history is played in Cincinnati, Ohio, with the Cincinnati Reds beating the Philadelphia Phillies 2–1 at Crosley Field.
June 11 » Inventor Edwin Armstrong gives the first public demonstration of FM broadcasting in the United States at Alpine, New Jersey.
June 12 » A ceasefire is negotiated between Bolivia and Paraguay, ending the Chaco War.
June 25 » Colombia–Soviet Union relations are established.
September 15 » Nazi Germany adopts a new national flag bearing the swastika.
September 15 » The Nuremberg Laws deprive German Jews of citizenship.
Day of death September 21, 1964
The temperature on September 21, 1964 was between 3.8 °C and 14.8 °C and averaged 9.7 °C. There was 1.3 mm of rain during 0.8 hours. There was 8.5 hours of sunshine (69%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
May 29 » The Arab League meets in East Jerusalem to discuss the Palestinian question, leading to the formation of the Palestine Liberation Organization.
October 10 » The Tokyo Summer Olympics opening ceremony is the first to be relayed live by satellites.
November 21 » Second Vatican Council: The third session of the Roman Catholic Church's ecumenical council closes.
December 22 » The first test flight of the SR-71 (Blackbird) takes place at Air Force Plant 42 in Palmdale, California, United States.
Day of burial September 23, 1964
The temperature on September 23, 1964 was between 5.6 °C and 19.0 °C and averaged 12.4 °C. There was 10.2 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 9 » Martyrs' Day: Several Panamanian youths try to raise the Panamanian flag in the U.S.-controlled Panama Canal Zone, leading to fighting between U.S. military and Panamanian civilians.
January 16 » Hello, Dolly! opened on Broadway, beginning a run of 2,844 performances.
April 8 » The Gemini 1 test flight is conducted.
April 26 » Tanganyika and Zanzibar merge to form Tanzania.
June 12 » Anti-apartheid activist and ANC leader Nelson Mandela is sentenced to life in prison for sabotage in South Africa.
October 10 » The Tokyo Summer Olympics opening ceremony is the first to be relayed live by satellites.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I166.php : accessed September 24, 2026), "Maria Hermanna de Kunder (1911-1964)".
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