The temperature on May 11, 1917 was between 6.3 °C and 24.9 °C and averaged 16.6 °C. There was 12.2 hours of sunshine (79%). The average windspeed was 2 Bft (weak wind) and was prevailing from the 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.
March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
May 19 » The Norwegian football club Rosenborg BK is founded.
June 11 » King Alexander assumes the throne of Greece after his father, Constantine I, abdicates under pressure from allied armies occupying Athens.
July 28 » The Silent Parade took place in New York City, in protest to murders, lynchings, and other violence directed towards African Americans.
November 26 » The National Hockey League is formed, with the Montreal Canadiens, Montreal Wanderers, Ottawa Senators, Quebec Bulldogs, and Toronto Arenas as its first teams.
December 6 » Halifax Explosion: A munitions explosion near Halifax, Nova Scotia kills more than 1,900 people in the largest artificial explosion up to that time.
When copying data from this family tree, please include a reference to the origin: Herwin Eric Bührmann, "Family tree Bührmann", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-buhrmann/R239.php : accessed January 27, 2026), "Hendrikje van Goor (± 1892-????)".
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