The temperature on July 17, 1889 was about 12.5 °C. There was 2 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 91%. 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.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
July 8 » The first issue of The Wall Street Journal is published.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage June 9, 1915
The temperature on June 9, 1915 was between 14.9 °C and 26.1 °C and averaged 19.2 °C. There was 3.4 mm of rain. There was 4.6 hours of sunshine (28%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 20 » Albert Einstein publishes his general theory of relativity.
April 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
July 24 » The passenger ship SSEastland capsizes while tied to a dock in the Chicago River. A total of 844 passengers and crew are killed in the largest loss of life disaster from a single shipwreck on the Great Lakes.
August 17 » A Category 4 hurricane hits Galveston, Texas with winds at 135 miles per hour (217km/h).
August 27 » Attempted assassination of Bishop Patrick Heffron, bishop of the Diocese of Winona by Rev. Louis M. Lesches.
September 5 » The pacifist Zimmerwald Conference begins.
Day of death April 30, 1960
The temperature on April 30, 1960 was between 0.2 °C and 11.3 °C and averaged 6.3 °C. There was 9.3 hours of sunshine (63%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
March 21 » Apartheid: Sharpeville massacre, South Africa: Police open fire on a group of black South African demonstrators, killing 69 and wounding 180.
May 3 » The Off-Broadway musical comedy The Fantasticks opens in New York City's Greenwich Village, eventually becoming the longest-running musical of all time.
July 11 » France legislates for the independence of Dahomey (later Benin), Upper Volta (later Burkina) and Niger.
September 2 » The first election of the Parliament of the Central Tibetan Administration, in history of Tibet. The Tibetan community observes this date as Democracy Day.
November 2 » Penguin Books is found not guilty of obscenity in the trial R v Penguin Books Ltd, the Lady Chatterley's Lover case.
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/I58049.php : accessed February 13, 2026), "Antje Kooistra (1889-1960)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.