The temperature on October 20, 1920 was between -2.5 °C and 13.0 °C and averaged 4.6 °C. There was 9.1 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
January 16 » Zeta Phi Beta Sorority Incorporated was founded on the campus of Howard University.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
March 13 » The Kapp Putsch briefly ousts the Weimar Republic government from Berlin.
July 12 » The Soviet–Lithuanian Peace Treaty is signed, by which Soviet Russia recognizes the independence of Lithuania.
August 25 » Polish–Soviet War: Battle of Warsaw, which began on August 13, ends with the Red Army's defeat.
September 1 » The Fountain of Time opens as a tribute to the 100 years of peace between the United States and Great Britain following the Treaty of Ghent.
Day of marriage June 20, 1946
The temperature on June 20, 1946 was between 7.1 °C and 16.8 °C and averaged 11.9 °C. There was 2.9 mm of rain during 1.6 hours. There was 8.9 hours of sunshine (53%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
January 3 » Popular Canadian American jockey George Woolf dies in a freak accident during a race; the annual George Woolf Memorial Jockey Award is created to honor him.
March 9 » Bolton Wanderers stadium disaster at Burnden Park, Bolton, England, kills 33 and injures hundreds more.
March 21 » The Los Angeles Rams sign Kenny Washington, making him the first African American player in professional American football since 1933.
May 5 » The International Military Tribunal for the Far East begins in Tokyo with twenty-eight Japanese military and government officials accused of war crimes and crimes against humanity.
July 25 » The Crossroads Baker device is the first underwater nuclear weapon test.
December 19 » Start of the First Indochina War.
Day of death September 16, 1972
The temperature on September 16, 1972 was between 6.9 °C and 13.4 °C and averaged 11.0 °C. There was 2.5 mm of rain during 1.4 hours. There was 1.0 hours of sunshine (8%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
January 26 » JAT Fight 367 is destroyed by a terrorist bomb, killing 27 of the 28 people on board the DC-9. Flight attendant Vesna Vulović survives with critical injuries.
March 22 » The United States Congress sends the Equal Rights Amendment to the states for ratification.
April 13 » The Universal Postal Union decides to recognize the People's Republic of China as the only legitimate Chinese representative, effectively expelling the Republic of China administering Taiwan.
May 26 » The United States and the Soviet Union sign the Anti-Ballistic Missile Treaty.
June 15 » Red Army Faction co-founder Ulrike Meinhof is captured by police in Langenhagen.
December 18 » Vietnam War: President Richard Nixon announces that the United States will engage North Vietnam in Operation Linebacker II, a series of Christmas bombings, after peace talks collapsed with North Vietnam on the 13th.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I301261.php : accessed January 9, 2026), "Petrus Hendrikus Swolfs (1920-1972)".
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.