The temperature on August 19, 1911 was between 11.1 °C and 22.3 °C and averaged 17.0 °C. There was 8.6 hours of sunshine (59%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
January 26 » Glenn Curtiss flies the first successful American seaplane.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
October 5 » The Kowloon–Canton Railway commences service.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
Day of marriage April 25, 1938
The temperature on April 25, 1938 was between 3.7 °C and 13.1 °C and averaged 7.8 °C. There was 0.4 mm of rain during 0.3 hours. There was 5.2 hours of sunshine (36%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 25 » U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
July 3 » World speed record for a steam locomotive is set in England, by the Mallard, which reaches a speed of 125.88 miles per hour (202.58km/h).
September 27 » The ocean liner Queen Elizabeth is launched in Glasgow.
October 30 » Orson Welles broadcasts his radio play of H. G. Wells's The War of the Worlds, causing anxiety in some of the audience in the United States.
November 1 » Seabiscuit defeats War Admiral in an upset victory during a match race deemed "the match of the century" in horse racing.
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/I208246.php : accessed February 12, 2026), "Willem Swieringa (1911-)".
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