The temperature on September 20, 1876 was about 15.9 °C. The air pressure was 4 kgf/m2 and came mainly from the west-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 55%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
February 26 » Japan and Korea sign a treaty granting Japanese citizens extraterritoriality rights, opening three ports to Japanese trade, and ending Korea's status as a tributary state of Qing dynasty China.
April 11 » The Benevolent and Protective Order of Elks is organized.
April 20 » The April Uprising begins. Its suppression shocks European opinion, and Bulgarian independence becomes a condition for ending the Russo-Turkish War.
May 2 » The April Uprising breaks out in Ottoman Bulgaria.
May 10 » The Centennial Exposition is opened in Philadelphia.
November 25 » American Indian Wars: In retaliation for the American defeat at the Battle of the Little Bighorn, United States Army troops sack the sleeping village of Cheyenne Chief Dull Knife at the headwaters of the Powder River.
Day of death June 21, 1953
The temperature on June 21, 1953 was between 14.0 °C and 27.8 °C and averaged 21.6 °C. There was 12.4 hours of sunshine (74%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 14 » Josip Broz Tito is inaugurated as the first President of Yugoslavia.
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
May 25 » Nuclear weapons testing: At the Nevada Test Site, the United States conducts its first and only nuclear artillery test.
May 29 » Edmund Hillary and Sherpa Tenzing Norgay become the first people to reach the summit of Mount Everest, on Tenzing Norgay's (adopted) 39th birthday.
June 26 » Lavrentiy Beria, head of MVD, is arrested by Nikita Khrushchev and other members of the Politburo.
November 9 » Cambodia gains independence from France.
When copying data from this family tree, please include a reference to the origin: Wesley Brown, "The Brown Tree", database, Genealogy Online (https://www.genealogieonline.nl/the-brown-tree/P6110.php : accessed February 19, 2026), "John (Jack) Thomas CHALK (1876-1953)".
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