The temperature on June 30, 1891 was about 23.5 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 58%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
May 5 » The Music Hall in New York City (later known as Carnegie Hall) has its grand opening and first public performance, with Tchaikovsky as the guest conductor.
May 15 » Pope Leo XIII defends workers' rights and property rights in the encyclical Rerum novarum, the beginning of modern Catholic social teaching.
May 20 » History of cinema: The first public display of Thomas Edison's prototype kinetoscope.
August 18 » Major hurricane strikes Martinique, leaving 700 dead.
August 24 » Thomas Edison patents the motion picture camera.
October 1 » Stanford University opens its doors in California, United States.
Day of marriage August 11, 1921
The temperature on August 11, 1921 was between 12.0 °C and 20.3 °C and averaged 15.4 °C. There was 0.9 mm of rain. There was 1.9 hours of sunshine (13%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. 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 9 » Greco-Turkish War: The First Battle of İnönü, the first battle of the war, begins near Eskişehir in Anatolia.
April 11 » Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan.
May 8 » The creation of the Communist Party of Romania.
July 29 » Adolf Hitler becomes leader of the National Socialist German Workers Party.
September 8 » Margaret Gorman, a 16-year-old, wins the Atlantic City Pageant's Golden Mermaid trophy; pageant officials later dubbed her the first Miss America.
October 19 » The Portuguese Prime Minister and several officials are murdered in the Bloody Night coup.
Day of death April 16, 1989
The temperature on April 16, 1989 was between 4.2 °C and 10.6 °C and averaged 8.1 °C. There was -0.1 mm of rain. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 4 » Second Gulf of Sidra incident: A pair of Libyan MiG-23 "Floggers" are shot down by a pair of US Navy F-14 Tomcats during an air-to-air confrontation.
February 10 » Ron Brown is elected chairman of the Democratic National Committee becoming the first African American to lead a major American political party.
June 24 » Jiang Zemin succeeds Zhao Ziyang to become the General Secretary of the Communist Party of China after the Tiananmen Square protests of 1989.
October 1 » Denmark introduces the world's first legal same-sex registered partnerships.
November 22 » In West Beirut, a bomb explodes near the motorcade of Lebanese President René Moawad, killing him.
December 15 » Second Optional Protocol to the International Covenant on Civil and Political Rights relating the abolition of capital punishment is adopted.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I20060.php : accessed January 6, 2026), "Jan Dirkmaat (1891-1989)".
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