The temperature on July 31, 1889 was about 14.5 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. 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.
February 11 » Meiji Constitution of Japan is adopted.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
April 22 » At noon, thousands rush to claim land in the Land Rush of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
Day of marriage May 11, 1912
The temperature on May 11, 1912 was between 7.1 °C and 25.1 °C and averaged 15.6 °C. There was 2.1 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
April 2 » The ill-fated RMSTitanic begins sea trials.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
December 19 » William Van Schaick, captain of the steamship General Slocum which caught fire and killed over one thousand people, is pardoned by U.S. President William Howard Taft after 3⁄2 years in Sing Sing prison.
Day of death May 10, 1964
The temperature on May 10, 1964 was between 7.1 °C and 16.1 °C and averaged 11.8 °C. There was 0.3 mm of rain during 0.6 hours. There was 7.2 hours of sunshine (47%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 1 » The Beatles have their first number one hit in the United States with "I Want to Hold Your Hand".
February 27 » The Government of Italy asks for help to keep the Leaning Tower of Pisa from toppling over.
May 29 » The Arab League meets in East Jerusalem to discuss the Palestinian question, leading to the formation of the Palestine Liberation Organization.
July 27 » Vietnam War: Five thousand more American military advisers are sent to South Vietnam bringing the total number of United States forces in Vietnam to 21,000.
August 5 » Vietnam War: Operation Pierce Arrow: American aircraft from carriers USSTiconderoga and USSConstellation bomb North Vietnam in retaliation for strikes against U.S. destroyers in the Gulf of Tonkin.
October 14 » The Soviet Presidium and the Communist Party Central Committee each vote to accept Nikita Khrushchev's "voluntary" request to retire from his offices.
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/I132500.php : accessed October 9, 2026), "Jantje van der Heide (1889-1964)".
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