The temperature on October 4, 1876 was about 13.9 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 87%. 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.
March 7 » Alexander Graham Bell is granted a patent for an invention he calls the "telephone".
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.
August 31 » Ottoman Sultan Murad V is deposed and succeeded by his brother Abdul Hamid II.
November 17 » Pyotr Ilyich Tchaikovsky's "Slavonic March" is given its premiere performance in Moscow, Russia.
Day of marriage July 10, 1897
The temperature on July 10, 1897 was about 21.5 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 69%. Source: KNMI
January 31 » Czechoslav Trade Union Association is founded in Prague.
February 1 » Shinhan Bank, the oldest bank in South Korea, opens in Seoul.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
December 30 » The British Colony of Natal annexes Zululand.
Day of death July 29, 1957
The temperature on July 29, 1957 was between 13.5 °C and 18.2 °C and averaged 15.7 °C. There was 11.6 mm of rain during 6.3 hours. There was 0.5 hours of sunshine (3%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
March 9 » The 8.6 Mw Andreanof Islands earthquake shakes the Aleutian Islands, causing over $5 million in damage from ground movement and a destructive tsunami.
July 1 » The International Geophysical Year begins.
July 29 » The International Atomic Energy Agency is established.
August 31 » The Federation of Malaya (now Malaysia) gains its independence from the United Kingdom.
November 8 » Pan Am Flight 7 disappears between San Francisco and Honolulu. Wreckage and bodies are discovered a week later.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I127011.php : accessed February 16, 2026), "Ytje Heidstra (1876-1957)".
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