The temperature on February 12, 1910 was between -2.2 °C and 6.4 °C and averaged 2.4 °C. There was 1.2 mm of rain. There was 5.6 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 1 » Captain David Beatty is promoted to Rear admiral, and becomes the youngest admiral in the Royal Navy (except for Royal family members) since Horatio Nelson.
February 8 » The Boy Scouts of America is incorporated by William D. Boyce.
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
September 12 » Premiere performance of Gustav Mahler's Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler's rehearsal assistant conductor was Bruno Walter).
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
Day of death April 23, 1947
The temperature on April 23, 1947 was between 7.2 °C and 13.7 °C and averaged 10.3 °C. There was 1.7 mm of rain during 1.8 hours. There was 5.5 hours of sunshine (38%). The average windspeed was 6 Bft (strong wind) and was prevailing from the southwest. Source: KNMI
March 1 » The International Monetary Fund begins financial operations.
March 12 » Cold War: The Truman Doctrine is proclaimed to help stem the spread of Communism.
July 26 » Cold War: U.S. President Harry S. Truman signs the National Security Act of 1947 into United States law creating the Central Intelligence Agency, United States Department of Defense, United States Air Force, Joint Chiefs of Staff, and the United States National Security Council.
November 13 » The Soviet Union completes development of the AK-47, one of the first proper assault rifles.
November 20 » The Princess Elizabeth marries Lieutenant Philip Mountbatten, who becomes the Duke of Edinburgh, at Westminster Abbey in London.
November 25 » New Zealand ratifies the Statute of Westminster and thus becomes independent of legislative control by the United Kingdom.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I245782.php : accessed March 5, 2026), "Jacobus Johannes Lanslots (1910-1947)".
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