The temperature on April 24, 1910 was between 5.2 °C and 9.1 °C and averaged 7.4 °C. There was 13.0 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
Day of marriage September 23, 1937
The temperature on September 23, 1937 was between 4.8 °C and 18.4 °C and averaged 11.0 °C. There was 10.1 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
March 2 » The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry.
April 1 » The Royal New Zealand Air Force is formed as an independent service.
May 30 » Memorial Day massacre: Chicago police shoot and kill ten labor demonstrators.
July 5 » Spam, the luncheon meat, is introduced into the market by the Hormel Foods Corporation.
July 29 » Tōngzhōu Incident: In Tōngzhōu, China, the East Hopei Army attacks Japanese troops and civilians.
Day of death January 20, 1968
The temperature on January 20, 1968 was between -0.5 °C and 8.7 °C and averaged 5.0 °C. There was 0.1 mm of rain during 0.1 hours. There was 3.2 hours of sunshine (38%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
March 18 » Gold standard: The U.S. Congress repeals the requirement for a gold reserve to back US currency.
April 6 » In Richmond, Indiana's downtown district, a double explosion kills 41 and injures 150.
April 11 » Assassination attempt on Rudi Dutschke, leader of the German student movement.
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
May 26 » H-dagurinn in Iceland: Traffic changes from driving on the left to driving on the right overnight
July 1 » Formal separation of the United Auto Workers from the AFL–CIO in the United States.
When copying data from this family tree, please include a reference to the origin: Leen Schaap, "Database Schaap", database, Genealogy Online (https://www.genealogieonline.nl/database-schaap/I5127.php : accessed May 2, 2025), "Jan Veenis (1910-1968)".
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