The temperature on February 12, 1917 was between -0.5 °C and 2.8 °C and averaged 1.1 °C. There was 0.1 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
February 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
March 31 » According to the terms of the Treaty of the Danish West Indies, the islands become American possessions.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
April 16 » Vladimir Lenin returns to Petrograd, Russia, from exile in Switzerland.
December 6 » World War I: USSJacob Jones is the first American destroyer to be sunk by enemy action when it is torpedoed by German submarine SMU-53.
Day of death August 18, 1959
The temperature on August 18, 1959 was between 9.9 °C and 23.7 °C and averaged 17.6 °C. There was 13.1 hours of sunshine (90%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 6 » Jack Kilby of Texas Instruments files the first patent for an integrated circuit.
February 28 » Discoverer 1, an American spy satellite that is the first object intended to achieve a polar orbit, is launched but fails to achieve orbit.
June 26 » Swedish boxer Ingemar Johansson becomes world champion of heavy weight boxing, by defeating American Floyd Patterson on technical knockout after two minutes and three seconds in the third round at Yankee Stadium.
July 7 » Venus occults the star Regulus. This rare event is used to determine the diameter of Venus and the structure of the Venusian atmosphere.
August 3 » Portugal's state police force PIDE fires upon striking workers in Bissau, Portuguese Guinea, killing over 50 people.
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/I112925.php : accessed October 2, 2026), "Hielkje Hoeksma (1917-1959)".
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.