The temperature on February 9, 1912 was between 7.9 °C and 13.6 °C and averaged 9.5 °C. There was 0.7 mm of rain. There was 2.5 hours of sunshine (26%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
May 8 » Paramount Pictures is founded.
October 17 » Bulgaria, Greece and Serbia declare war on the Ottoman Empire, joining Montenegro in the First Balkan War.
Day of marriage October 28, 1940
The temperature on October 28, 1940 was between -2.7 °C and 8.3 °C and averaged 1.9 °C. There was 7.4 hours of sunshine (75%). The average windspeed was 3 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.
May 5 » World War II: Norwegian Campaign: Norwegian squads in Hegra Fortress and Vinjesvingen capitulate to German forces after all other Norwegian forces in southern Norway had laid down their arms.
June 4 » World War II: The Dunkirk evacuation ends: British forces complete evacuation of 338,000 troops from Dunkirk in France. To rally the morale of the country, Winston Churchill delivers, only to the House of Commons, his famous "We shall fight on the beaches" speech.
June 17 » World War II: RMSLancastria is attacked and sunk by the Luftwaffe near Saint-Nazaire, France. At least 3,000 are killed in Britain's worst maritime disaster.
July 19 » Field Marshal Ceremony: First occasion in World War II that Adolf Hitler appoints field marshals due to military achievements.
August 31 » Pennsylvania Central Airlines Trip 19 crashes near Lovettsville, Virginia. The CAB investigation of the accident is the first investigation to be conducted under the Bureau of Air Commerce act of 1938.
September 7 » Romania returns Southern Dobruja to Bulgaria under the Treaty of Craiova.
When copying data from this family tree, please include a reference to the origin: N.P.P. Sies, "Family tree Sies", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-sies/I28131.php : accessed February 12, 2026), "Adolf Jacobus Alphons Groosman (1912-)".
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