The temperature on April 8, 1887 was about 8.2 °C. The air pressure was 38 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 36%. 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.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
Day of marriage September 18, 1920
The temperature on September 18, 1920 was between 11.9 °C and 19.0 °C and averaged 14.9 °C. There was 0.1 mm of rain. There was 0.9 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 2 » The Tartu Peace Treaty is signed between Estonia and Russia.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
August 26 » The 19th amendment to United States Constitution takes effect, giving women the right to vote.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
November 2 » In the United States, KDKA of Pittsburgh starts broadcasting as the first commercial radio station. The first broadcast is the result of the 1920 United States presidential election.
December 3 » Following more than a month of Turkish–Armenian War, the Turkish dictated Treaty of Alexandropol is concluded.
Day of death October 17, 1959
The temperature on October 17, 1959 was between 7.6 °C and 19.9 °C and averaged 13.6 °C. There was 5.7 hours of sunshine (54%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 3 » Alaska is admitted as the 49th U.S. state.
May 4 » The 1st Annual Grammy Awards are held.
June 23 » Convicted Manhattan Project spy Klaus Fuchs is released after only nine years in prison and allowed to emigrate to Dresden, East Germany where he resumes a scientific career.
August 3 » Portugal's state police force PIDE fires upon striking workers in Bissau, Portuguese Guinea, killing over 50 people.
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.
October 2 » Rod Serling's anthology series The Twilight Zone premieres on CBS. The first episode is “Where Is Everybody?”
When copying data from this family tree, please include a reference to the origin: J.W. Martens, "Family tree Martens IJsselstreek", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-martens-ijsselstreek/I71590.php : accessed August 8, 2025), "Arentdina Groothedde (1887-1959)".
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