The temperature on January 11, 1910 was between 3.9 °C and 8.2 °C and averaged 6.1 °C. There was 2.7 mm of rain. There was 1.1 hours of sunshine (14%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. 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.
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.
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
Day of marriage May 25, 1935
The temperature on May 25, 1935 was between 10.6 °C and 19.6 °C and averaged 14.8 °C. There was 5.6 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 21 » Shah of Iran Reza Shah Pahlavi formally asks the international community to call Persia by its native name, Iran.
July 5 » The National Labor Relations Act, which governs labor relations in the United States, is signed into law by President Franklin D. Roosevelt.
August 31 » In an attempt to stay out of the growing tensions concerning Germany and Japan, the United States passes the first of its Neutrality Acts.
September 2 » The Labor Day Hurricane, the most intense hurricane to strike the United States, makes landfall at Long Key, Florida, killing at least 400.
September 15 » The Nuremberg Laws deprive German Jews of citizenship.
December 9 » Student protests in Beiping (now Beijing)'s Tiananmen Square, dispersed by government.
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/I118310.php : accessed October 23, 2026), "Sietze de Haan (1910-)".
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