The temperature on July 15, 1915 was between 10.6 °C and 17.5 °C and averaged 14.0 °C. There was 11.9 mm of rain. There was 6.5 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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 26 » The Rocky Mountain National Park is established by an act of the U.S. Congress.
May 6 » Babe Ruth, then a pitcher for the Boston Red Sox, hits his first major league home run.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
May 9 » World War I: Second Battle of Artois between German and French forces.
August 17 » Jewish American Leo Frank is lynched in Marietta, Georgia after a 13-year-old girl is murdered.
October 14 » World War I: Bulgaria joins the Central Powers.
When copying data from this family tree, please include a reference to the origin: Thijs J. van Eyck, "Klein Eyckenstein", database, Genealogy Online (https://www.genealogieonline.nl/klein-eyckenstein/I984.php : accessed February 20, 2026), "Maria Grada Antonia Gerritsen (1915-)".
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