The temperature on January 2, 1880 was about 7.7 °C. There was 0.3 mm of rain. The air pressure was 15 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 100%. 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.
May 13 » In Menlo Park, New Jersey, Thomas Edison performs the first test of his electric railway.
June 24 » First performance of O Canada at the Congrès national des Canadiens-Français. The song would later become the national anthem of Canada.
June 29 » France annexes Tahiti, renaming the independent Kingdom of Tahiti as "Etablissements de français de l'Océanie".
July 27 » Second Anglo-Afghan War: Battle of Maiwand: Afghan forces led by Mohammad Ayub Khan defeat the British Army in battle near Maiwand, Afghanistan.
September 1 » The army of Mohammad Ayub Khan is routed by the British at the Battle of Kandahar, ending the Second Anglo-Afghan War.
December 16 » Outbreak of the First Boer War between the Boer South African Republic and the British Empire.
Day of marriage October 24, 1901
The temperature on October 24, 1901 was between 4.3 °C and 12.0 °C and averaged 8.2 °C. There was 0.9 hours of sunshine (9%). Source: KNMI
July 24 » O. Henry is released from prison in Columbus, Ohio, after serving three years for embezzlement from a bank.
August 21 » Six hundred American school teachers, Thomasites, arrived in Manila on the USAT Thomas.
September 7 » The Boxer Rebellion in Qing dynasty (modern-day China) officially ends with the signing of the Boxer Protocol.
October 29 » Leon Czolgosz, the assassin of U.S. President William McKinley, is executed by electrocution.
December 3 » In a State of the Union message, U.S. President Theodore Roosevelt delivers a 20,000-word speech to the House of Representatives asking Congress to curb the power of trusts "within reasonable limits".
December 12 » Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.
Day of death April 3, 1966
The temperature on April 3, 1966 was between 5.7 °C and 11.0 °C and averaged 8.0 °C. There was 0.2 mm of rain during 0.4 hours. There was 1.0 hours of sunshine (8%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
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/I170599.php : accessed October 25, 2026), "Jan Koolstra (1880-1966)".
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.