The temperature on May 23, 1908 was between 5.9 °C and 15.0 °C and averaged 10.8 °C. There was 3.1 hours of sunshine (19%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
January 15 » The Alpha Kappa Alpha sorority becomes the first Greek-letter organization founded and established by African American college women.
April 8 » Harvard University votes to establish the Harvard Business School.
July 1 » SOS is adopted as the international distress signal.
July 26 » United States Attorney General Charles Joseph Bonaparte issues an order to immediately staff the Office of the Chief Examiner (later renamed the Federal Bureau of Investigation).
August 17 » Fantasmagorie, the first animated cartoon, created by Émile Cohl, is shown in Paris, France.
November 7 » Butch Cassidy and the Sundance Kid are reportedly killed in San Vicente Canton, Bolivia.
Day of marriage June 25, 1937
The temperature on June 25, 1937 was between 6.7 °C and 18.5 °C and averaged 13.3 °C. There was 13.9 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 19 » Howard Hughes sets a new air record by flying from Los Angeles to New York City in 7 hours, 28 minutes, 25 seconds.
January 20 » Franklin D. Roosevelt and John Nance Garner are sworn in for their second terms as U.S. President and U.S. Vice President; it is the first time a Presidential Inauguration takes place on January 20 since the 20th Amendment changed the dates of presidential terms.
February 19 » Yekatit 12: During a public ceremony at the Viceregal Palace (the former Imperial residence) in Addis Ababa, Ethiopia, two Ethiopian nationalists of Eritrean origin attempt to kill viceroy Rodolfo Graziani with a number of grenades.
March 18 » The New London School explosion in New London, Texas, kills 300 people, mostly children.
April 1 » Aden becomes a British crown colony.
September 5 » Spanish Civil War: Llanes falls to the Nationalists following a one-day siege.
Day of death May 24, 1970
The temperature on May 24, 1970 was between 5.4 °C and 19.4 °C and averaged 13.7 °C. There was 6.8 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
February 11 » Japan launches Ohsumi, becoming the fourth nation to put an object into orbit using its own booster.
April 11 » Apollo 13 is launched.
September 7 » Fighting begins between Arab guerrillas and government forces in Jordan.
November 9 » Vietnam War: The Supreme Court of the United States votes 6–3 against hearing a case to allow Massachusetts to enforce its law granting residents the right to refuse military service in an undeclared war.
November 17 » Vietnam War: Lieutenant William Calley goes on trial for the My Lai Massacre.
December 15 » Soviet spacecraft Venera 7 successfully lands on Venus. It is the first successful soft landing on another planet.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I398485.php : accessed February 16, 2026), "Jan van der Vlag (1908-1970)".
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