The temperature on September 22, 1889 was about 8.9 °C. There was 2 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 84%. Source: KNMI
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
July 8 » The first issue of The Wall Street Journal is published.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage May 9, 1924
The temperature on May 9, 1924 was between 1.5 °C and 10.7 °C and averaged 6.6 °C. There was 2.0 mm of rain. There was 1.2 hours of sunshine (8%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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 5 » The Royal Greenwich Observatory begins broadcasting the hourly time signals known as the Greenwich Time Signal.
March 8 » A mine disaster kills 172 coal miners near Castle Gate, Utah.
April 1 » Adolf Hitler is sentenced to five years imprisonment for his participation in the "Beer Hall Putsch" but spends only nine months in jail.
May 10 » J. Edgar Hoover is appointed first Director of the United States' Federal Bureau of Investigation (FBI), and remains so until his death in 1972.
July 24 » Themistoklis Sofoulis becomes Prime Minister of Greece.
October 25 » The Zinoviev letter, which Zinoviev himself denied writing, is published in the Daily Mail; the Labour party would later blame this letter for the Conservatives' landslide election win four days later.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I293182.php : accessed February 4, 2026), "Jan Wilpshaar (1889-????)".
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