The temperature on May 13, 1882 was about 15.0 °C. The air pressure was 1 kgf/m2 and came mainly from the west-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 44%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
March 2 » Queen Victoria narrowly escapes an assassination attempt by Roderick McLean in Windsor.
June 6 » The Shewan forces of Menelik II of Ethiopia defeat the Gojjame army in the Battle of Embabo. The Shewans capture Negus Tekle Haymanot of Gojjam, and their victory leads to a Shewan hegemony over the territories south of the Abay River.
July 26 » Premiere of Richard Wagner's opera Parsifal at Bayreuth.
July 26 » The Republic of Stellaland is founded in Southern Africa.
September 4 » The Pearl Street Station in New York City becomes the first power plant to supply electricity to paying customers.
October 16 » The Nickel Plate Railroad opens for business.
Day of marriage May 27, 1911
The temperature on May 27, 1911 was between 9.6 °C and 23.9 °C and averaged 17.5 °C. There was 14.0 hours of sunshine (86%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
January 21 » The first Monte Carlo Rally takes place.
March 29 » The M1911 .45 ACP pistol becomes the official U.S. Army side arm.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of death April 12, 1965
The temperature on April 12, 1965 was between 3.9 °C and 11.7 °C and averaged 7.0 °C. There was 13.0 mm of rain during 4.1 hours. There was 0.7 hours of sunshine (5%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 17 » Project Ranger: The Ranger 8 probe launches on its mission to photograph the Mare Tranquillitatis region of the Moon in preparation for the manned Apollo missions. Mare Tranquillitatis or the "Sea of Tranquility" would become the site chosen for the Apollo 11 lunar landing.
March 30 » Vietnam War: A car bomb explodes in front of the United States Embassy, Saigon, killing 22 and wounding 183 others.
April 21 » The 1964–1965 New York World's Fair opens for its second and final season.
June 9 » The civilian Prime Minister of South Vietnam, Phan Huy Quát, resigns after being unable to work with a junta led by Nguyễn Cao Kỳ.
July 16 » South Vietnamese Colonel Phạm Ngọc Thảo, a formerly undetected communist spy and double agent, is hunted down and killed by unknown individuals after being sentenced to death in absentia for a February 1965 coup attempt against Nguyễn Khánh.
November 11 » Southern Rhodesia's Prime Minister Ian Smith unilaterally declares the colony independent as the unrecognised state of Rhodesia
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/I22417.php : accessed October 23, 2026), "Hiltje Vaatstra (1882-1965)".
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