The temperature on October 2, 1886 was about 16.0 °C. The air pressure was 28 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 82%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
November 27 » German judge Emil Hartwich sustains fatal injuries in a duel, which would become the background for Theodor Fontane's Effi Briest.
Day of marriage May 21, 1909
The temperature on May 21, 1909 was between 8.3 °C and 25.6 °C and averaged 17.8 °C. There was 13.7 hours of sunshine (86%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 23 » RMSRepublic, a passenger ship of the White Star Line, becomes the first ship to use the CQD distress signal after colliding with another ship, the SS Florida, off the Massachusetts coastline, an event that kills six people. The Republic sinks the next day.
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
February 2 » The Paris Film Congress opens. An attempt by European producers to form an equivalent to the MPCC cartel in the United States.
April 14 » A massacre is organized by the Ottoman Empire against the Armenian population of Cilicia.
July 16 » Persian Constitutional Revolution: Mohammad Ali Shah Qajar is forced out as Shah of Persia and is replaced by his son Ahmad Shah Qajar.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
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/I81267.php : accessed October 14, 2026), "Leentje Hamstra (1886-????)".
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