The temperature on May 18, 1912 was between 4.0 °C and 16.3 °C and averaged 11.2 °C. There was 7.0 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
April 2 » The ill-fated RMSTitanic begins sea trials.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
Day of death February 9, 1927
The temperature on February 9, 1927 was between -4.9 °C and 3.6 °C and averaged -1.1 °C. There was 8.2 hours of sunshine (86%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
May 1 » The Union Labor Life Insurance Company is founded by the American Federation of Labor.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
August 1 » The Nanchang Uprising marks the first significant battle in the Chinese Civil War between the Kuomintang and Chinese Communist Party. This day is commemorated as the anniversary of the founding of the People's Liberation Army.
October 4 » Gutzon Borglum begins sculpting Mount Rushmore.
October 25 » The Italian luxury liner SS Principessa Mafalda sinks off the coast of Brazil, killing 314.
December 30 » The Ginza Line, the first subway line in Asia, opens in Tokyo, Japan.
When copying data from this family tree, please include a reference to the origin: H. Grevinga, "Family tree Grevinga", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-grevinga/I1545.php : accessed January 23, 2026), "henders wansink (1888-1927)".
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