The temperature on March 20, 1895 was about 6.4 °C. There was 11 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 92%. Source: KNMI
March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
November 27 » At the Swedish–Norwegian Club in Paris, Alfred Nobel signs his last will and testament, setting aside his estate to establish the Nobel Prize after he dies.
Day of marriage March 8, 1916
The temperature on March 8, 1916 was between -1.6 °C and 3.4 °C and averaged 0.7 °C. There was 0.2 mm of rain. There was 2.2 hours of sunshine (19%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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 Gallipoli concludes with an Ottoman Empire victory when the last Allied forces are evacuated from the peninsula.
June 29 » British diplomat turned Irish nationalist Roger Casement is sentenced to death for his part in the Easter Rising.
July 1 » World War I: First day on the Somme: On the first day of the Battle of the Somme 19,000 soldiers of the British Army are killed and 40,000 wounded.
July 19 » World War I: Battle of Fromelles: British and Australian troops attack German trenches as part of the Battle of the Somme.
November 1 » In Russia, Pavel Milyukov delivers in the State Duma the famous "stupidity or treason" speech, precipitating the downfall of the government of Boris Stürmer.
December 18 » World War I: The Battle of Verdun ends when German forces under Chief of staff Erich von Falkenhayn are defeated by the French, and suffer 337,000 casualties.
Day of death February 16, 1959
The temperature on February 16, 1959 was between -0.9 °C and 1.6 °C and averaged 0.3 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 6 » Jack Kilby of Texas Instruments files the first patent for an integrated circuit.
February 17 » Project Vanguard: Vanguard 2: The first weather satellite is launched to measure cloud-cover distribution.
June 5 » The first government of Singapore is sworn in.
June 14 » Dominican exiles depart from Cuba and land in the Dominican Republic to overthrow the totalitarian government of Rafael Trujillo. All but four are killed or executed.
August 31 » A parcel bomb sent by Ngô Đình Nhu, younger brother and chief adviser of South Vietnamese President Ngô Đình Diệm, fails to kill King Norodom Sihanouk of Cambodia.
September 27 » Typhoon Vera kills nearly 5,000 people in Japan.
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/I133350.php : accessed October 17, 2026), "Hendrik Koolstra (1895-1959)".
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