The temperature on May 17, 1914 was between 7.6 °C and 20.2 °C and averaged 14.5 °C. There was 14.1 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 1 » The SPT Airboat Line becomes the world's first scheduled airline to use a winged aircraft.
April 23 » First baseball game at Wrigley Field, then known as Weeghman Park, in Chicago.
August 15 » A servant of American architect Frank Lloyd Wright murders seven people and sets fire to the living quarters of Wright's Wisconsin home, Taliesin.
August 23 » World War I: Japan declares war on Germany.
September 3 » World War I: Start of the Battle of Grand Couronné, a German assault against French positions on high ground near the city of Nancy.
November 1 » World War I: The first British Royal Navy defeat of the war with Germany, the Battle of Coronel, is fought off of the western coast of Chile, in the Pacific, with the loss of HMSGood Hope and HMSMonmouth.
Day of marriage September 30, 1937
The temperature on September 30, 1937 was between 5.8 °C and 16.7 °C and averaged 11.2 °C. There was 8.7 hours of sunshine (74%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
March 18 » The New London School explosion in New London, Texas, kills 300 people, mostly children.
April 1 » Spanish Civil War: Jaén, Spain is bombed by German fascist forces, supporting Francoist Nationalists.
April 26 » Spanish Civil War: Guernica, Spain, is bombed by German Luftwaffe.
July 8 » Turkey, Iran, Iraq and Afghanistan sign the Treaty of Saadabad.
October 2 » Rafael Trujillo orders the execution of Haitians living in the northwestern region of the Dominican Republic.
December 9 » Second Sino-Japanese War: Battle of Nanking: Japanese troops under the command of Lt. Gen. Asaka Yasuhiko launch an assault on the Chinese city of Nanjing (Nanking).
Day of death August 4, 1947
The temperature on August 4, 1947 was between 11.2 °C and 26.4 °C and averaged 19.7 °C. There was 0.1 mm of rain during 0.1 hours. There was 9.3 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the ??. Source: KNMI
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/I122365.php : accessed October 24, 2026), "Jan Sytsma (1914-1947)".
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