The temperature on November 22, 1893 was about 3.2 °C. There was 0.5 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 97%. Source: KNMI
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.
March 1 » Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.
April 6 » Salt Lake Temple of The Church of Jesus Christ of Latter-day Saints is dedicated by Wilford Woodruff.
August 1 » Henry Perky patents shredded wheat.
September 19 » In New Zealand, the Electoral Act of 1893 is consented to by the governor, giving all women in New Zealand the right to vote.
September 28 » Foundation of the Portuguese football club FC Porto.
October 28 » Tchaikovsky's Symphony No. 6 in B Minor, Pathétique receives its première performance only nine days before the composer's death.
Day of marriage April 21, 1920
The temperature on April 21, 1920 was between 1.7 °C and 9.9 °C and averaged 7.2 °C. There was 3.9 mm of rain. There was 1.5 hours of sunshine (11%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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 19 » The American Civil Liberties Union (ACLU) is founded.
February 10 » Józef Haller de Hallenburg performs symbolic wedding of Poland to the sea, celebrating restitution of Polish access to open sea.
March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
July 20 » The Greek Army takes control of Silivri after Greece is awarded the city by the Paris Peace Conference; by 1923 Greece effectively lost control to the Turks.
August 19 » The Tambov Rebellion breaks out, in response to the Bolshevik policy of Prodrazvyorstka.
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.
Day of death September 20, 1951
The temperature on September 20, 1951 was between 6.4 °C and 14.4 °C and averaged 10.7 °C. There was 0.5 mm of rain during 0.4 hours. There was 2.3 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
When copying data from this family tree, please include a reference to the origin: Jannie Postma-Blind, "Family tree Postma Blind", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-postma-blind/R2.php : accessed February 21, 2026), "Johannes Wilhelmus de Vries (1893-1951)".
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