The temperature on February 15, 1886 was about -1.6 °C. The air pressure was 2 kgf/m2 and came mainly from the east. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. 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.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
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 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
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 9, 1912
The temperature on May 9, 1912 was between 8.2 °C and 17.4 °C and averaged 13.4 °C. There was 0.5 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
June 8 » Carl Laemmle incorporates Universal Pictures.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
November 27 » Spain declares a protectorate over the north shore of Morocco.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
Day of death December 23, 1959
The temperature on December 23, 1959 was between 2.9 °C and 8.0 °C and averaged 5.6 °C. There was 2.1 mm of rain during 1.2 hours. There was 0.5 hours of sunshine (6%). The partly or heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
February 11 » The Federation of Arab Emirates of the South is created as a protectorate of the United Kingdom.
July 1 » Specific values for the international yard, avoirdupois pound and derived units (e.g. inch, mile and ounce) are adopted after agreement between the US, the United Kingdom and other Commonwealth countries.
August 14 » Founding and first official meeting of the American Football League.
September 16 » The first successful photocopier, the Xerox 914, is introduced in a demonstration on live television from New York City.
October 7 » The Soviet probe Luna 3 transmits the first-ever photographs of the far side of the Moon.
December 13 » Archbishop Makarios III becomes the first President of Cyprus.
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/I50034.php : accessed December 28, 2025), "Willemke Balkema (1886-1959)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.