The temperature on June 12, 1886 was about 16.5 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. 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 29 » Karl Benz patents the first successful gasoline-driven automobile.
March 29 » John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta.
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.
June 13 » A fire devastates much of Vancouver, British Columbia.
July 3 » Karl Benz officially unveils the Benz Patent-Motorwagen, the first purpose-built automobile.
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 19, 1917
The temperature on May 19, 1917 was between 11.0 °C and 20.6 °C and averaged 15.4 °C. There was 0.3 mm of rain. There was 3.4 hours of sunshine (21%). The average windspeed was 2 Bft (weak wind) and was prevailing from the ??. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 9 » World War I: The Battle of Rafa is fought near the Egyptian border with Palestine.
March 11 » World War I: Mesopotamian campaign: Baghdad falls to Anglo-Indian forces commanded by General Stanley Maude.
May 18 » World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription.
May 21 » The Great Atlanta fire of 1917 causes $5.5million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
July 6 » World War I: Arabian troops led by T. E. Lawrence ("Lawrence of Arabia") and Auda ibu Tayi capture Aqaba from the Ottoman Empire during the Arab Revolt.
September 14 » The Russian Empire is formally replaced by the Russian Republic.
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/I4509.php : accessed October 21, 2026), "Pieter Boersma (1886-????)".
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