The temperature on May 26, 1910 was between 5.7 °C and 21.1 °C and averaged 14.9 °C. There was 14.2 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the ??. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
September 20 » The ocean liner SSFrance, later known as the "Versailles of the Atlantic", is launched.
September 26 » Indian journalist Swadeshabhimani Ramakrishna Pillai is arrested after publishing criticism of the government of Travancore and is exiled.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of marriage April 23, 1940
The temperature on April 23, 1940 was between 10.1 °C and 24.5 °C and averaged 17.9 °C. There was 10.3 hours of sunshine (72%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 14 » World War II: Royal Marines land in Namsos, Norway in preparation for a larger force to arrive two days later.
May 27 » World War II: In the Le Paradis massacre, 99 soldiers from a Royal Norfolk Regiment unit are shot after surrendering to German troops; two survive.
September 9 » George Stibitz pioneers the first remote operation of a computer.
September 12 » Cave paintings are discovered in Lascaux, France.
November 5 » World War II: The British armed merchant cruiser, HMSJervis Bay, is sunk by the German pocket battleship Admiral Scheer.
November 20 » World War II: Hungary becomes a signatory of the Tripartite Pact, officially joining the Axis powers.
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/I525910.php : accessed March 4, 2026), "Roelof Arbeider (1910-)".
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