January 31 » Czechoslav Trade Union Association is founded in Prague.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
Day of marriage June 8, 1922
The temperature on June 8, 1922 was between 6.3 °C and 25.6 °C and averaged 17.5 °C. There was 13.3 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 8 » United States President Warren G. Harding introduces the first radio set in the White House.
April 3 » Joseph Stalin becomes the first General Secretary of the Communist Party of the Soviet Union.
July 20 » The League of Nations awards mandates of Togoland to France and Tanganyika to the United Kingdom.
October 31 » Benito Mussolini is made Prime Minister of Italy
November 26 » Howard Carter and Lord Carnarvon become the first people to enter the tomb of Pharaoh Tutankhamun in over 3000 years.
December 7 » The Parliament of Northern Ireland votes to remain a part of the United Kingdom and not unify with Southern Ireland.
Day of death June 9, 1978
The temperature on June 9, 1978 was between 11.2 °C and 17.5 °C and averaged 14.0 °C. There was -0.1 mm of rain. There was 8.0 hours of sunshine (48%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 31 » The Crown of St. Stephen (also known as the Holy Crown of Hungary) goes on public display after being returned to Hungary from the United States, where it was held after World War II.
February 24 » The Yuba County Five disappear in California. Four of their bodies are found four months later.
March 28 » The US Supreme Court hands down 5–3 decision in Stump v. Sparkman, a controversial case involving involuntary sterilization and judicial immunity.
May 3 » The first unsolicited bulk commercial email (which would later become known as "spam") is sent by a Digital Equipment Corporation marketing representative to every ARPANET address on the west coast of the United States.
August 10 » Three members of the Ulrich family are killed in an accident. This leads to the Ford Pinto litigation.
November 15 » A chartered Douglas DC-8 crashes near Colombo, Sri Lanka, killing 183.
When copying data from this family tree, please include a reference to the origin: Henk Panjer, "Family tree Panjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-panjer/I4272.php : accessed January 24, 2026), "Wesselina "Leentje" Jonk (1897-1978)".
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