The temperature on May 11, 1917 was between 6.6 °C and 25.7 °C and averaged 17.1 °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.
June 7 » World War I: Battle of Messines: Allied soldiers detonate a series of mines underneath German trenches at Messines Ridge, killing 10,000 German troops.
July 25 » Sir Robert Borden introduces the first income tax in Canada as a "temporary" measure (lowest bracket is 4% and highest is 25%).
November 2 » The Military Revolutionary Committee of the Petrograd Soviet, in charge of preparation and carrying out the Russian Revolution, holds its first meeting.
November 24 » In Milwaukee, nine members of the Milwaukee Police Department are killed by a bomb, the most deaths in a single event in U.S. police history until the September 11 attacks in 2001.
When copying data from this family tree, please include a reference to the origin: Agnes Cools, "Family tree Cools - Jansen - Spijkers - De Leeuw en Spiegels etc voornamelijk uit de regio Tilburg en de Betuwe", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-cools-jansen-spijkers-de-leeuw/I29228.php : accessed September 25, 2024), "Wilhelmus Johannes Maria Appels (1917-)".
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