The temperature on May 22, 1909 was between 11.2 °C and 26.3 °C and averaged 18.0 °C. There was 12.3 hours of sunshine (77%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
February 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
April 27 » Sultan of Ottoman Empire Abdul Hamid II is overthrown, and is succeeded by his brother, Mehmed V.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
Day of marriage June 9, 1928
The temperature on June 9, 1928 was between 8.5 °C and 19.3 °C and averaged 15.0 °C. There was 3.0 mm of rain. There was 1.3 hours of sunshine (8%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 21 » Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.
April 12 » The Bremen, a German Junkers W 33 type aircraft, takes off for the first successful transatlantic aeroplane flight from east to west.
May 15 » Walt Disney character Mickey Mouse premieres in his first cartoon, "Plane Crazy".
June 18 » Aviator Amelia Earhart becomes the first woman to fly in an aircraft across the Atlantic Ocean (she is a passenger; Wilmer Stultz is the pilot and Lou Gordon the mechanic).
October 28 » The "Indonesia Raya", now the national anthem, is first played during the Second Indonesian Youth Congress.
December 17 » Indian revolutionaries Bhagat Singh, Sukhdev Thapar and Shivaram Rajguru assassinate British police officer James Saunders in Lahore, Punjab, to avenge the death of Lala Lajpat Rai at the hands of the police. The three were executed in 1931.
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/I138479.php : accessed October 22, 2026), "Zwaantje van der Werff (1909-)".
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