March 1 » Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
May 26 » Charles Dow publishes the first edition of the Dow Jones Industrial Average.
November 17 » The Western Pennsylvania Hockey League, which later became the first ice hockey league to openly trade and hire players, began play at Pittsburgh's Schenley Park Casino.
November 27 » Also sprach Zarathustra by Richard Strauss is first performed.
December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.
December 17 » Pittsburgh, Pennsylvania's Schenley Park Casino, which was the first multi-purpose arena with the technology to create an artificial ice surface in North America, is destroyed in a fire.
Day of marriage October 24, 1928
The temperature on October 24, 1928 was between 6.6 °C and 16.2 °C and averaged 11.9 °C. There was 0.3 mm of rain. There was 0.6 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
January 31 » Leon Trotsky is exiled to Alma-Ata.
March 21 » Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.
June 9 » Charles Kingsford Smith completes the first trans-Pacific flight in a Fokker Trimotor monoplane, the Southern Cross.
November 22 » The premier performance of Ravel's Boléro takes place in Paris.
December 13 » George Gershwin's An American in Paris is first performed.
Day of death November 1, 1960
The temperature on November 1, 1960 was between 6.9 °C and 15.0 °C and averaged 12.6 °C. There was 16.8 mm of rain during 11.6 hours. There was 0.8 hours of sunshine (8%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
January 21 » Little Joe 1B, a Mercury spacecraft, lifts off from Wallops Island, Virginia with Miss Sam, a female rhesus monkey on board.
January 23 » The bathyscaphe USS Trieste breaks a depth record by descending to 10,911 metres (35,797ft) in the Pacific Ocean.
February 29 » The 5.7Mw Agadir earthquake shakes coastal Morocco with a maximum perceived intensity of X (Extreme), destroying Agadir, and leaving 12,000 dead and another 12,000 injured.
July 20 » The Polaris missile is successfully launched from a submarine, the USSGeorge Washington, for the first time.
September 14 » Congo Crisis: With CIA help, Mobutu Sese Seko seizes power in a military coup, suspending parliament and the constitution.
October 12 » Japan Socialist Party leader Inejiro Asanuma is stabbed to death during a live Television broadcast.
When copying data from this family tree, please include a reference to the origin: Michiel van Loon, "Family tree Van Loon", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-loon/I274.php : accessed February 4, 2026), "Hendrik Jan van der Ploeg (1896-1960)".
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